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Sonnenschein–Mantel–Debreu theorem

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40: 1652:…market demand functions need not satisfy in any way the classical restrictions which characterize consumer demand functions… The importance of the above results is clear: strong restrictions are needed in order to justify the hypothesis that a market demand function has the characteristics of a consumer demand function. Only in special cases can an economy be expected to act as an ‘idealized consumer.’ The 1644: 867: 1792: 855: 1722:, because it seems to imply that almost any observed pattern of market price and quantity data could be interpreted as being the result of individual utility-maximizing behavior. In other words, Sonnenschein–Mantel–Debreu raises questions about the degree to which general equilibrium theory can produce testable predictions about aggregate market variables. For this reason, 1845:
be zero as well. This means that there is one redundant equation and we can normalize one of the prices or a combination of all prices (in other words, only relative prices are determined; not the absolute price level). Having done this, the number of equations equals the number of unknowns and we have a determinate system. However, because the equations are
1873:, or the analysis of how the equilibrium changes when there are shocks to the economy, can still be relevant as long as the shocks are not too large. But this leaves the question of the stability of the equilibrium unanswered, since a comparative statics perspective does not tell us what happens when the market moves away from an equilibrium. 1745:. However, Abu Turab Rizvi comments that this result does not practically change the situation very much, because Brown and Matzkin's restrictions are formulated on the basis of individual-level observations about budget constraints and incomes, while general equilibrium models purport to explain changes in aggregate market-level data. 1562:
restrictions that could be placed on a market excess demand function. He conjectured that the answer was "yes," and made preliminary steps toward proving it. These results were extended by Rolf Mantel, and then by Gérard Debreu in 1974, who proved that, as long as there are at least as many agents in
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In mathematical terms, the number of equations that make up a market excess demand function is equal to the number of individual excess demand functions, which in turn equals the number of prices to be solved for. By Walras's law, if all but one of the excess demands is zero then the last one has to
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The literature on the Sonnenschein–Mantel–Debreu results generally does not distinguish between the market demand curve for a single commodity, and the aggregate demand curve for an economy with many different commodities. The results have been proven to hold for any market in which there are at
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that consumers assign to a commodity will always be exactly proportional to the amount of the commodity offered; for example, one million oranges would be valued exactly one million times more than one orange. Furthermore, Alan Kirman and Karl-Josef Koch proved in 1986 that the SMD theorem still
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preferences, and the distribution of income is assumed to be fixed across time and independent of prices. The only income distribution that is not permissible is a uniform one where all individuals have the same income and therefore, since they have the same preferences, they are all identical.
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can be understood as the fact that the excess demand only depends on the budget set itself. Hence, homogeneity is only saying that excess demand is the same if the budget sets are the same. This formulation extends to incomplete markets. So does Walras's law if seen as budget feasibility of
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for the commodity, and no trades take place until equilibrium prices have been reached. This may not be realistic, but it is mathematically tractable: it makes price movements for each commodity depend only on information about that commodity. Unfortunately, as the SMD theorem shows,
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of an economy as a whole. This means that demand curves may take on highly irregular shapes, even if all individual agents in the market are perfectly rational. In contrast with usual assumptions, the quantity demanded of a commodity may not decrease when the price increases.
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In the wake of these initial publications, several scholars have extended the initial Sonnenschein–Mantel–Debreu results in a variety of ways. In a 1976 paper, Rolf Mantel showed that the theorem still holds even if the very strong assumption is added that all consumers have
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for widely used equilibrium models, on the basis of the assumption that individuals are utility-maximizing rational agents (the "utility hypothesis"). It was already known that this assumption put certain loose restrictions on the excess demand functions for individuals
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to prove that the Sonnenschein–Mantel–Debreu results do indeed apply to the market demand curve. This means that market demand curves may take on highly irregular shapes, quite unlike textbook models, even if all individual agents in the market are perfectly rational.
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In other words, it cannot be assumed that the demand curve for a single market, let alone an entire economy, must be smoothly downward-sloping simply because the demand curves of individual consumers are downward-sloping. This is an instance of the more general
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is important in general equilibrium theories, because it acts as a signal for the market to adjust prices. If the value of the excess demand function is positive, then more units of a commodity are being demanded than can be supplied; there is a
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there is no guarantee of a unique solution. Furthermore, even though reasonable assumptions can guarantee that the individual excess-demand functions have a unique root, these assumptions do not guarantee that the aggregate demand does as well.
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These inherited properties are not sufficient to guarantee that the excess demand curve is downward-sloping, as is usually assumed. The uniqueness of the equilibrium point is also not guaranteed. There may be more than one price
1902:. Other works expanded the type of assets beyond the popular real assets structures like Chiappori and Ekland. All such results are local. In 2003 Takeshi Momi extended the approach by Bottazzi and Hens as a global result. 1538:. The assumption is that the rate of change of prices will be proportional to excess demand, so that the adjustment of prices will eventually lead to an equilibrium state in which excess demand for all commodities is zero. 2228:, pp. 105–106, "These (by now classical) results have been widely interpreted as pointing out a severe weakness of general equilibrium theory, namely its inability to generate empirically falsifiable predictions." 967:. This implies that the excess demand function does not take a well-behaved form even if each agent has a well-behaved utility function. Market processes will not necessarily reach a unique and stable 1809: 1619:
itself, and not just the excess demand curve. But in 1982 Jordi Andreu established an important preliminary result suggesting that this was the case, and in 1999 Pierre-André Chiappori and
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and Alan Kirman, to abandon the project of explaining the characteristics of the market demand curve on the basis of individual rationality. Instead, these authors attempt to explain the
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There are several things to be noted. First, even though there may be multiple equilibria, every equilibrium is still guaranteed, under standard assumptions, to be
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function satisfying Walras's Law can be locally seen as the aggregate market demand of some economy, even when the distribution of income is imposed a priori."
897: 829: 1767:. As long as a macroeconomic growth model assumes an excess demand function satisfying continuity, homogeneity, and Walras's law, it can be microfounded. 2487: 1703:' auction model requires that the price of a commodity will always rise in response to excess demand, and that it will always fall in response to an 1665:, which deals with the theoretical difficulty of modeling the behavior of large groups of individuals in the same way that an individual is modeled. 1563:
the market as there are commodities, the market excess demand function inherits only the following properties of individual excess demand functions:
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Kirman, Alan P.; Koch, Karl-Josef (1986). "Market Excess Demand in Exchange Economies with Identical Preferences and Collinear Endowments".
2998: 1857:. However, the different equilibria are likely to have different distributional implications and may be ranked differently by any given 2955:; Shafer, Wayne (1982). "Chapter 14 Market demand and excess demand functions". In Arrow, Kenneth J.; Intriligator, Michael D. (eds.). 2106: 1919:
least as many agents as there are commodities, so it trivially follows that they apply to any non-empty market for a single commodity.
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excess-demand function. The first incomplete markets Sonnenschein–Mantel–Debreu type of result was obtained by Jean-Marc Bottazzi and
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is a set-valued function with closed graph that satisfies Walras's law, then there exists an economy with households indexed by
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Chiappori, Pierre-André; Ekeland, Ivar (1999). "Aggregation and Market Demand: An Exterior Differential Calculus Viewpoint".
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at which the excess demand function is zero, which is the standard definition of equilibrium in this context.
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is a continuous function that satisfies Walras's law, then there exists an economy with households indexed by
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Mas-Colell, Andreu (1988). "Four lectures on the differentiable approach to general equilibrium theory".
2405: 500: 1449: 1186: 819: 475: 460: 318: 258: 238: 233: 1764: 2956: 1640:, Hugo Sonnenschein explained some of the implications of his theorem for general equilibrium theory: 2952: 2928: 2888: 1419:{\displaystyle Z:\{p\in \mathbb {R} _{N}:\sum _{n}p_{n}=1,\forall n,p_{n}>0\}\to \mathbb {R} ^{N}} 1156:{\displaystyle Z:\{p\in \mathbb {R} _{N}:\sum _{n}p_{n}=1,\forall n,p_{n}>0\}\to \mathbb {R} ^{N}} 968: 960: 937: 570: 392: 343: 308: 248: 213: 117: 107: 54: 1894: 1870: 1662: 1572: 1567: 1551: 1007:
There are several possible versions of the theorem that differ in detailed bounds and assumptions.
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in terms of the organization of society as a whole, and in particular the distribution of income.
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the number of equilibria will be finite and all of them will be locally unique. This means that
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Alan Kirman (1989) The intrinsic limits of modern economic theory: The emperor has no clothes.
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Hahn, Frank (1975). "Revival of Political Economy - The Wrong Issues and the Wrong Argument".
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Bottazzi, Jean-Marc; Hens, Thorsten (1996). "Excess-demand functions and incomplete market".
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textbook. Some economists have made attempts to address this problem, with Donald Brown and
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tells us nothing about market demand unless it is augmented by additional requirements.
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Kirman, Alan P. (1992). "Whom or What Does the Representative Individual Represent?".
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Mantel, Rolf (1976). "Homothetic Preferences and Community Excess Demand Functions".
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restrictions on market variables by modeling the equilibrium state of a market as a
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A possible market demand curve according to the Sonnenschein–Mantel–Debreu results
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will not always find a unique and stable equilibrium, even in ideal conditions:
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For a while it was unclear whether SMD-style results also applied to the market
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referred to the theorem as the “Anything Goes Theorem” in his graduate-level
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Andreu, Jordi (1982). "Rationalization of Market Demand on Finite Domains".
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Mantel, Rolf (1974). "On the characterization of aggregate excess-demand".
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The Sonnenschein–Mantel–Debreu results have led some economists, such as
1742: 1739: 1688: 1531: 2734: 1446:, with no producers ("pure exchange economy"), and household endowments 1183:, with no producers ("pure exchange economy"), and household endowments 2912: 2814: 2713: 2540: 2511: 1816: in this section. Unsourced material may be challenged and removed. 1653: 1603: 2965:. Handbook of Mathematical Economics. Vol. 2. pp. 671–693. 2904: 2705: 2503: 2225: 2041: 1707:. But SMD shows that this will not always be the case, because the 1642: 2834:"Excess-Demand Functions with Incomplete Markets–A Global Result" 2809:. Lecture Notes in Mathematics. Vol. 1330. pp. 19–49. 1683:
In Walrasian general equilibrium, prices are adjusted through a
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regarded the theorem as a dangerous critique of mainstream
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such that each household satisfies all assumptions in the
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to a set-valued, closed graph function, we obtain another
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such that each household satisfies all assumptions in the
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does not reliably lead to convergence to equilibrium.
1502: 1452: 1432: 1313: 1293: 1263: 1239: 1189: 1169: 1050: 1030: 2279:"The last 50 years in growth theory and the next 10" 2052: 2050: 1980: 1978: 1965: 1963: 1014:. For the notation, see the Arrow–Debreu model page. 2488:"Testable Restrictions on the Equilibrium Manifold" 2584:Debreu, Gérard (1974). "Excess-demand functions". 2201: 1508: 1484: 1438: 1418: 1299: 1269: 1245: 1221: 1175: 1155: 1036: 2748:. Northampton, MA: Edward Elgar Publishing, Inc. 2189: 2068: 2319:99(395 Supplement: Conference Papers): 126-139. 1714:The theorem has also raised concerns about the 1681: 1650: 1516:is the excess demand function for the economy. 1253:is the excess demand function for the economy. 1496:except the "strict convexity" assumption, and 986:, both for individual commodities and for the 2635:. Princeton, NJ: Princeton University Press. 2357:sfn error: no target: CITEREFMas-Colell1986 ( 1607:holds even if all agents are assumed to have 891: 8: 2632:Market Demand: Theory and Empirical Evidence 2371: 2252: 1954: 1939: 1751:interprets the theorem as showing that, for 1467: 1453: 1398: 1320: 1204: 1190: 1135: 1057: 2340: 2099:General Equilibrium Theory: An Introduction 1281: 1018: 1010:The following version is formulated in the 2891:(1972). "Market excess-demand functions". 2352: 2162: 898: 884: 18: 2958:Market demand and excess demand functions 2745:Post-Keynesian Economics: New Foundations 2674: 1832:Learn how and when to remove this message 1501: 1470: 1460: 1451: 1431: 1410: 1406: 1405: 1386: 1358: 1348: 1335: 1331: 1330: 1312: 1292: 1262: 1238: 1207: 1197: 1188: 1168: 1147: 1143: 1142: 1123: 1095: 1085: 1072: 1068: 1067: 1049: 1029: 2011: 1711:need not be uniformly downward-sloping. 1932: 1911: 944:for an exchange economy populated with 30: 2174: 2150: 2138: 2056: 1984: 1969: 1757:dynamic stochastic general equilibrium 2556:; Polemarchakis, Herakles M. (2004). 2328: 2264: 2240: 2121: 2026: 1996: 1675:of Sonnenschein–Mantel–Debreu that a 7: 2383: 2213: 2084: 1889:in 1986. To do this he remarks that 1814:adding citations to reliable sources 2963:Handbook of Mathematical Economics 2619:10.1111/j.1475-4932.1975.tb00262.x 1638:Handbook of Mathematical Economics 1485:{\displaystyle \{r^{i}\}_{i\in I}} 1373: 1222:{\displaystyle \{r^{i}\}_{i\in I}} 1110: 912:Sonnenschein–Mantel–Debreu theorem 14: 2586:Journal of Mathematical Economics 2565:Journal of Mathematical Economics 940:in the 1970s. It states that the 2723:Journal of Economic Perspectives 2283:Oxford Review of Economic Policy 1790: 1763:than simpler models such as the 963:zero, and is in accordance with 865: 853: 38: 2413:Journal of Economic Methodology 1877:Extension to incomplete markets 1801:needs additional citations for 982:extended this result to market 140:Concepts, theory and techniques 2694:The Review of Economic Studies 2202:Sonnenschein & Shafer 1982 1753:modelling macroeconomic growth 1401: 1138: 1: 2971:10.1016/S1573-4382(82)02009-8 2853:10.1016/S0022-0531(03)00061-9 2577:10.1016/j.jmateco.2003.11.002 1545:worked to establish rigorous 1012:Arrow–Debreu model of economy 974:More recently, Jordi Andreu, 2945:10.1016/0022-0531(73)90066-5 2869:History of Political Economy 2860:Rizvi, S. Abu Turab (2006). 2798:10.1016/0022-0531(76)90073-9 2777:10.1016/0022-0531(74)90100-8 2598:10.1016/0304-4068(74)90032-9 2454:10.1016/0022-0531(82)90100-4 2190:Chiappori & Ekeland 1999 2069:Chiappori & Ekeland 1999 2277:Solow, R. M. (2007-03-01). 3025: 2999:General equilibrium theory 2933:Journal of Economic Theory 2841:Journal of Economic Theory 2786:Journal of Economic Theory 2765:Journal of Economic Theory 2463:Journal of Economic Theory 2442:Journal of Economic Theory 1895:homogeneity of degree zero 1720:general equilibrium theory 1573:Homogeneity of degree zero 1307:be a positive integer. If 1044:be a positive integer. If 951:can take the shape of any 914:is an important result in 2881:10.1215/00182702-2005-024 2548:Chiappori, Pierre-André; 2425:10.1080/13501780210137083 1885:was first conjectured by 2372:Bottazzi & Hens 1996 2253:Brown & Matzkin 1996 1671:points out that it is a 128:JEL classification codes 2676:10.1111/1475-4932.12016 2667:10.1111/1475-4932.12016 2533:10.1111/1468-0262.00085 2097:Starr, Ross M. (2011). 1859:social welfare function 1543:mathematical economists 314:Industrial organization 171:Computational economics 3009:Macroeconomic theories 2807:Mathematical Economics 2475:10.1006/jeth.1996.0003 2163:Kirman & Koch 1986 1709:excess demand function 1698: 1658: 1648: 1602:. This means that the 1600:homothetic preferences 1527:excess demand function 1510: 1486: 1440: 1420: 1301: 1271: 1247: 1223: 1177: 1157: 1038: 997:neoclassical economics 976:Pierre-André Chiappori 166:Experimental economics 2742:Lavoie, Marc (2014). 2226:Chiappori et al. 2004 2042:Chiappori et al. 2004 1646: 1511: 1494:"Assumptions" section 1487: 1441: 1421: 1302: 1272: 1248: 1231:"Assumptions" section 1224: 1178: 1158: 1039: 2295:10.1093/oxrep/grm004 1810:improve this article 1593:Further developments 1521:History of the proof 1500: 1450: 1430: 1311: 1291: 1261: 1257:Similarly, changing 1237: 1187: 1167: 1048: 1028: 938:Hugo F. Sonnenschein 393:Social choice theory 2735:10.1257/jep.6.2.117 2627:Hildenbrand, Werner 2607:The Economic Record 2267:, pp. 238–239. 2204:, pp. 671–672. 2029:, pp. 229–230. 2014:, pp. 122–123. 1871:comparative statics 1663:aggregation problem 1285: —  1022: —  942:excess demand curve 916:general equilibrium 860:Business portal 181:Operations research 161:National accounting 3004:Economics theorems 2953:Sonnenschein, Hugo 2929:Sonnenschein, Hugo 2889:Sonnenschein, Hugo 2815:10.1007/BFb0078157 2482:Brown, Donald J.; 1883:incomplete markets 1863:Hopf index theorem 1772:Werner Hildenbrand 1654:utility hypothesis 1649: 1525:The concept of an 1506: 1482: 1436: 1416: 1353: 1297: 1283: 1267: 1243: 1219: 1173: 1153: 1090: 1034: 1020: 961:homogeneity degree 946:utility-maximizing 191:Industrial complex 186:Middle income trap 2832:Momi, T. (2003). 2824:978-3-540-50003-2 2755:978-1-84720-483-7 2141:, pp. 50–51. 1955:Sonnenschein 1973 1940:Sonnenschein 1972 1887:Andreu Mas-Colell 1881:The extension to 1867:regular economies 1861:. Second, by the 1842: 1841: 1834: 1724:Andreu Mas-Colell 1677:Walrasian auction 1636:In the 1982 book 1509:{\displaystyle Z} 1439:{\displaystyle I} 1344: 1300:{\displaystyle N} 1270:{\displaystyle Z} 1246:{\displaystyle Z} 1176:{\displaystyle I} 1081: 1037:{\displaystyle N} 908: 907: 3016: 2984: 2948: 2924: 2884: 2866: 2856: 2838: 2828: 2801: 2780: 2759: 2738: 2717: 2688: 2678: 2661:(285): 228–254. 2646: 2622: 2613:(135): 360–364. 2601: 2580: 2571:(1–2): 105–119. 2562: 2544: 2527:(6): 1435–1457. 2515: 2498:(6): 1249–1262. 2484:Matzkin, Rosa L. 2478: 2457: 2436: 2410: 2387: 2381: 2375: 2369: 2363: 2362: 2350: 2344: 2341:Hildenbrand 1994 2338: 2332: 2326: 2320: 2317:Economic Journal 2313: 2307: 2306: 2274: 2268: 2262: 2256: 2250: 2244: 2238: 2229: 2223: 2217: 2211: 2205: 2199: 2193: 2187: 2178: 2172: 2166: 2160: 2154: 2148: 2142: 2136: 2125: 2119: 2113: 2112: 2094: 2088: 2082: 2076: 2066: 2060: 2054: 2045: 2039: 2030: 2024: 2015: 2009: 2000: 1994: 1988: 1982: 1973: 1967: 1958: 1952: 1943: 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2604: 2583: 2560: 2547: 2518: 2504:10.2307/2171830 2481: 2460: 2439: 2408: 2402:Ackerman, Frank 2400: 2396: 2391: 2390: 2382: 2378: 2370: 2366: 2356: 2353:Mas-Colell 1986 2351: 2347: 2339: 2335: 2327: 2323: 2314: 2310: 2276: 2275: 2271: 2263: 2259: 2251: 2247: 2239: 2232: 2224: 2220: 2212: 2208: 2200: 2196: 2188: 2181: 2173: 2169: 2161: 2157: 2149: 2145: 2137: 2128: 2120: 2116: 2109: 2096: 2095: 2091: 2083: 2079: 2067: 2063: 2055: 2048: 2040: 2033: 2025: 2018: 2010: 2003: 1995: 1991: 1983: 1976: 1968: 1961: 1953: 1946: 1938: 1934: 1929: 1924: 1923: 1917: 1913: 1908: 1879: 1838: 1827: 1821: 1818: 1807: 1795: 1784: 1634: 1625:vector calculus 1595: 1523: 1518: 1498: 1497: 1466: 1456: 1448: 1447: 1428: 1427: 1404: 1382: 1354: 1329: 1309: 1308: 1289: 1288: 1284: 1259: 1258: 1255: 1235: 1234: 1203: 1193: 1185: 1184: 1165: 1164: 1141: 1119: 1091: 1066: 1046: 1045: 1026: 1025: 1021: 1005: 949:rational agents 929: 904: 866: 864: 852: 845: 844: 815: 805: 804: 803: 802: 566:von Böhm-Bawerk 454: 443: 442: 204: 196: 195: 151:Economic growth 141: 133: 132: 74: 72:classifications 17: 12: 11: 5: 3022: 3020: 3012: 3011: 3006: 3001: 2991: 2990: 2986: 2985: 2979: 2949: 2939:(4): 345–354. 2925: 2899:(3): 549–563. 2885: 2857: 2847:(2): 240–250. 2829: 2823: 2802: 2792:(2): 197–201. 2781: 2771:(3): 348–353. 2760: 2754: 2739: 2729:(2): 117–136. 2718: 2700:(3): 457–463. 2689: 2647: 2641: 2623: 2602: 2581: 2545: 2516: 2479: 2458: 2448:(1): 201–204. 2437: 2419:(2): 119–139. 2397: 2395: 2392: 2389: 2388: 2376: 2364: 2345: 2333: 2331:, p. 231. 2321: 2308: 2269: 2257: 2245: 2243:, p. 232. 2230: 2218: 2216:, p. 231. 2206: 2194: 2179: 2177:, p. 128. 2167: 2165:, p. 460. 2155: 2143: 2126: 2124:, p. 228. 2114: 2108:978-0521533867 2107: 2089: 2087:, p. 363. 2077: 2061: 2046: 2044:, p. 106. 2031: 2016: 2001: 1999:, p. 229. 1989: 1974: 1959: 1944: 1931: 1930: 1928: 1925: 1922: 1921: 1910: 1909: 1907: 1904: 1878: 1875: 1840: 1839: 1798: 1796: 1789: 1783: 1780: 1734:deriving some 1728:microeconomics 1716:falsifiability 1669:Frank Ackerman 1633: 1630: 1594: 1591: 1582: 1581: 1576: 1570: 1541:In the 1970s, 1522: 1519: 1505: 1479: 1476: 1473: 1469: 1463: 1459: 1455: 1435: 1413: 1408: 1403: 1400: 1397: 1394: 1389: 1385: 1381: 1378: 1375: 1372: 1369: 1366: 1361: 1357: 1351: 1347: 1343: 1338: 1333: 1328: 1325: 1322: 1319: 1316: 1296: 1279: 1266: 1242: 1216: 1213: 1210: 1206: 1200: 1196: 1192: 1172: 1150: 1145: 1140: 1137: 1134: 1131: 1126: 1122: 1118: 1115: 1112: 1109: 1106: 1103: 1098: 1094: 1088: 1084: 1080: 1075: 1070: 1065: 1062: 1059: 1056: 1053: 1033: 1016: 1004: 1001: 906: 905: 903: 902: 895: 888: 880: 877: 876: 875: 874: 862: 847: 846: 843: 842: 837: 827: 822: 816: 811: 810: 807: 806: 801: 800: 793: 788: 783: 778: 773: 768: 763: 758: 753: 748: 743: 738: 733: 728: 723: 718: 713: 708: 703: 698: 693: 688: 683: 678: 673: 668: 663: 658: 653: 648: 643: 638: 633: 628: 623: 618: 613: 608: 603: 598: 593: 588: 583: 578: 573: 568: 563: 558: 553: 548: 543: 538: 533: 528: 523: 518: 513: 508: 503: 498: 493: 488: 483: 478: 473: 468: 463: 457: 456: 455: 449: 448: 445: 444: 441: 440: 435: 430: 425: 420: 415: 410: 405: 400: 395: 386: 381: 376: 371: 366: 361: 359:Organizational 356: 351: 346: 341: 336: 331: 326: 321: 316: 311: 306: 301: 296: 291: 286: 281: 276: 271: 266: 261: 256: 251: 246: 241: 236: 231: 226: 221: 216: 211: 205: 203:By application 202: 201: 198: 197: 194: 193: 188: 183: 178: 173: 168: 163: 158: 153: 148: 142: 139: 138: 135: 134: 131: 130: 125: 120: 115: 110: 105: 96: 91: 86: 81: 75: 69: 68: 65: 64: 63: 62: 57: 52: 44: 43: 35: 34: 28: 27: 15: 13: 10: 9: 6: 4: 3: 2: 3021: 3010: 3007: 3005: 3002: 3000: 2997: 2996: 2994: 2982: 2980:9780444861276 2976: 2972: 2968: 2964: 2960: 2959: 2954: 2950: 2946: 2942: 2938: 2934: 2930: 2926: 2922: 2918: 2914: 2910: 2906: 2902: 2898: 2894: 2890: 2886: 2882: 2878: 2874: 2870: 2863: 2858: 2854: 2850: 2846: 2842: 2835: 2830: 2826: 2820: 2816: 2812: 2808: 2803: 2799: 2795: 2791: 2787: 2782: 2778: 2774: 2770: 2766: 2761: 2757: 2751: 2747: 2746: 2740: 2736: 2732: 2728: 2724: 2719: 2715: 2711: 2707: 2703: 2699: 2695: 2690: 2686: 2682: 2677: 2672: 2668: 2664: 2660: 2656: 2652: 2648: 2644: 2642:0-691-03428-1 2638: 2634: 2633: 2628: 2624: 2620: 2616: 2612: 2608: 2603: 2599: 2595: 2591: 2587: 2582: 2578: 2574: 2570: 2566: 2559: 2555: 2554:Kübler, Felix 2551: 2550:Ekeland, Ivar 2546: 2542: 2538: 2534: 2530: 2526: 2522: 2517: 2513: 2509: 2505: 2501: 2497: 2493: 2489: 2485: 2480: 2476: 2472: 2468: 2464: 2459: 2455: 2451: 2447: 2443: 2438: 2434: 2430: 2426: 2422: 2418: 2414: 2407: 2403: 2399: 2398: 2393: 2385: 2380: 2377: 2373: 2368: 2365: 2360: 2354: 2349: 2346: 2343:, p. ix. 2342: 2337: 2334: 2330: 2325: 2322: 2318: 2312: 2309: 2304: 2300: 2296: 2292: 2288: 2284: 2280: 2273: 2270: 2266: 2261: 2258: 2254: 2249: 2246: 2242: 2237: 2235: 2231: 2227: 2222: 2219: 2215: 2210: 2207: 2203: 2198: 2195: 2191: 2186: 2184: 2180: 2176: 2171: 2168: 2164: 2159: 2156: 2152: 2147: 2144: 2140: 2135: 2133: 2131: 2127: 2123: 2118: 2115: 2110: 2104: 2100: 2093: 2090: 2086: 2081: 2078: 2074: 2073:smooth enough 2070: 2065: 2062: 2058: 2053: 2051: 2047: 2043: 2038: 2036: 2032: 2028: 2023: 2021: 2017: 2013: 2012:Ackerman 2002 2008: 2006: 2002: 1998: 1993: 1990: 1986: 1981: 1979: 1975: 1971: 1966: 1964: 1960: 1956: 1951: 1949: 1945: 1941: 1936: 1933: 1926: 1915: 1912: 1905: 1903: 1901: 1900:Thorsten Hens 1896: 1892: 1888: 1884: 1876: 1874: 1872: 1868: 1864: 1860: 1856: 1851: 1848: 1836: 1833: 1825: 1815: 1811: 1805: 1804: 1799:This section 1797: 1793: 1788: 1787: 1781: 1779: 1777: 1776:law of demand 1773: 1768: 1766: 1762: 1758: 1754: 1750: 1746: 1744: 1741: 1737: 1733: 1729: 1725: 1721: 1717: 1712: 1710: 1706: 1705:excess supply 1702: 1697: 1695: 1690: 1689:excess demand 1686: 1680: 1678: 1674: 1670: 1666: 1664: 1657: 1655: 1645: 1641: 1639: 1631: 1629: 1626: 1622: 1618: 1613: 1610: 1605: 1601: 1592: 1590: 1588: 1580: 1577: 1574: 1571: 1569: 1566: 1565: 1564: 1561: 1557: 1553: 1548: 1544: 1539: 1537: 1533: 1528: 1520: 1517: 1503: 1495: 1477: 1474: 1471: 1461: 1457: 1433: 1411: 1395: 1392: 1387: 1383: 1379: 1376: 1370: 1367: 1364: 1359: 1355: 1349: 1345: 1341: 1336: 1326: 1323: 1317: 1314: 1294: 1278: 1264: 1254: 1240: 1232: 1214: 1211: 1208: 1198: 1194: 1170: 1148: 1132: 1129: 1124: 1120: 1116: 1113: 1107: 1104: 1101: 1096: 1092: 1086: 1082: 1078: 1073: 1063: 1060: 1054: 1051: 1031: 1015: 1013: 1008: 1002: 1000: 998: 994: 989: 985: 984:demand curves 981: 977: 972: 970: 966: 962: 958: 954: 950: 947: 943: 939: 933: 928: 924: 923:Gérard Debreu 920: 917: 913: 901: 896: 894: 889: 887: 882: 881: 879: 878: 873: 863: 861: 856: 851: 850: 849: 848: 841: 838: 835: 831: 828: 826: 823: 821: 818: 817: 814: 809: 808: 799: 798: 794: 792: 789: 787: 784: 782: 779: 777: 774: 772: 769: 767: 764: 762: 759: 757: 754: 752: 749: 747: 744: 742: 739: 737: 734: 732: 729: 727: 724: 722: 719: 717: 714: 712: 709: 707: 704: 702: 699: 697: 694: 692: 689: 687: 684: 682: 679: 677: 674: 672: 669: 667: 664: 662: 659: 657: 654: 652: 649: 647: 644: 642: 639: 637: 634: 632: 629: 627: 624: 622: 619: 617: 614: 612: 609: 607: 604: 602: 599: 597: 594: 592: 589: 587: 584: 582: 579: 577: 574: 572: 569: 567: 564: 562: 559: 557: 554: 552: 549: 547: 544: 542: 539: 537: 534: 532: 529: 527: 524: 522: 519: 517: 514: 512: 509: 507: 504: 502: 499: 497: 494: 492: 489: 487: 484: 482: 479: 477: 474: 472: 469: 467: 464: 462: 461:de Mandeville 459: 458: 453: 447: 446: 439: 436: 434: 431: 429: 426: 424: 421: 419: 416: 414: 411: 409: 406: 404: 401: 399: 396: 394: 390: 389:Public choice 387: 385: 382: 380: 377: 375: 372: 370: 367: 365: 364:Participation 362: 360: 357: 355: 352: 350: 347: 345: 342: 340: 337: 335: 332: 330: 327: 325: 324:Institutional 322: 320: 317: 315: 312: 310: 307: 305: 302: 300: 297: 295: 292: 290: 287: 285: 282: 280: 277: 275: 274:Expeditionary 272: 270: 267: 265: 264:Environmental 262: 260: 257: 255: 252: 250: 247: 245: 242: 240: 237: 235: 232: 230: 227: 225: 222: 220: 217: 215: 212: 210: 207: 206: 200: 199: 192: 189: 187: 184: 182: 179: 177: 174: 172: 169: 167: 164: 162: 159: 157: 154: 152: 149: 147: 144: 143: 137: 136: 129: 126: 124: 121: 119: 116: 114: 111: 109: 106: 104: 100: 97: 95: 94:International 92: 90: 87: 85: 82: 80: 77: 76: 73: 70:Branches and 67: 66: 61: 58: 56: 53: 51: 48: 47: 46: 45: 41: 37: 36: 33: 29: 25: 21: 20: 2962: 2957: 2936: 2932: 2896: 2893:Econometrica 2892: 2872: 2868: 2844: 2840: 2806: 2789: 2785: 2768: 2764: 2744: 2726: 2722: 2697: 2693: 2658: 2654: 2631: 2610: 2606: 2589: 2585: 2568: 2564: 2524: 2521:Econometrica 2520: 2495: 2492:Econometrica 2491: 2466: 2462: 2445: 2441: 2416: 2412: 2394:Bibliography 2379: 2367: 2348: 2336: 2324: 2316: 2311: 2286: 2282: 2272: 2260: 2248: 2221: 2209: 2197: 2170: 2158: 2146: 2117: 2098: 2092: 2080: 2064: 1992: 1935: 1914: 1891:Walras's law 1880: 1852: 1843: 1828: 1819: 1808:Please help 1803:verification 1800: 1769: 1761:microfounded 1749:Robert Solow 1747: 1732:Rosa Matzkin 1713: 1699: 1693: 1684: 1682: 1667: 1659: 1651: 1637: 1635: 1632:Significance 1621:Ivar Ekeland 1617:demand curve 1614: 1608: 1596: 1583: 1579:Walras's law 1559: 1556:Walras's law 1540: 1524: 1280: 1256: 1017: 1009: 1006: 980:Ivar Ekeland 973: 965:Walras's law 921:, proved by 911: 909: 830:Publications 795: 418:Sociological 391: / 289:Geographical 269:Evolutionary 244:Digitization 209:Agricultural 113:Mathematical 84:Econometrics 2875:: 228–245. 2651:Keen, Steve 2289:(1): 3–14. 2175:Kirman 1992 2151:Mantel 1976 2139:Lavoie 2014 2057:Andreu 1982 1985:Debreu 1974 1970:Mantel 1974 1782:Explanation 1759:is no more 1740:topological 1701:Léon Walras 1694:tâtonnement 1685:tâtonnement 969:equilibrium 930: [ 927:Rolf Mantel 666:von Neumann 319:Information 259:Engineering 239:Development 234:Demographic 176:Game theory 118:Methodology 2993:Categories 2329:Rizvi 2006 2265:Rizvi 2006 2241:Rizvi 2006 2122:Rizvi 2006 2027:Rizvi 2006 1997:Rizvi 2006 1927:References 1847:non-linear 1736:polynomial 1568:Continuity 1552:continuity 993:Frank Hahn 957:continuous 825:Economists 696:Schumacher 601:Schumpeter 571:von Wieser 491:von Thünen 452:economists 428:Statistics 423:Solidarity 344:Managerial 309:Humanistic 304:Historical 249:Ecological 214:Behavioral 108:Mainstream 2685:154247190 2592:: 15–21. 2469:: 49–63. 2433:154640384 2384:Momi 2003 2303:0266-903X 2214:Keen 2013 2085:Hahn 1975 1822:July 2019 1673:corollary 1609:identical 1475:∈ 1402:→ 1374:∀ 1346:∑ 1327:∈ 1212:∈ 1139:→ 1111:∀ 1083:∑ 1064:∈ 919:economics 741:Greenspan 706:Samuelson 686:Galbraith 656:Tinbergen 596:von Mises 591:Heckscher 551:Edgeworth 369:Personnel 329:Knowledge 294:Happiness 284:Financial 254:Education 229:Democracy 123:Political 89:Heterodox 32:Economics 2921:55002985 2629:(1994). 2486:(1996). 2404:(2002). 1743:manifold 1532:shortage 955:that is 953:function 834:journals 820:Glossary 771:Stiglitz 736:Rothbard 716:Buchanan 701:Friedman 691:Koopmans 681:Leontief 661:Robinson 546:Marshall 450:Notable 398:Regional 374:Planning 349:Monetary 279:Feminist 224:Cultural 219:Business 24:a series 22:Part of 2913:1913184 2714:2297640 2541:2999567 2512:2171830 1604:utility 1282:Theorem 1019:Theorem 971:point. 840:Schools 832: ( 791:Piketty 786:Krugman 651:Kuznets 641:Kalecki 616:Polanyi 506:Cournot 501:Bastiat 486:Ricardo 476:Malthus 466:Quesnay 438:Welfare 408:Service 79:Applied 55:Outline 50:History 2977:  2919:  2911:  2821:  2752:  2712:  2683:  2639:  2539:  2510:  2431:  2301:  2105:  1755:, the 1587:vector 1233:, and 978:, and 959:, has 936:, and 776:Thaler 756:Ostrom 751:Becker 746:Sowell 726:Baumol 631:Myrdal 626:Sraffa 621:Frisch 611:Knight 606:Keynes 581:Fisher 576:Veblen 561:Pareto 541:Menger 536:George 531:Jevons 526:Walras 516:Gossen 384:Public 379:Policy 334:Labour 299:Health 156:Market 2917:S2CID 2909:JSTOR 2865:(PDF) 2837:(PDF) 2710:JSTOR 2681:S2CID 2561:(PDF) 2537:JSTOR 2508:JSTOR 2429:S2CID 2409:(PDF) 1906:Notes 1865:, in 1623:used 1575:, and 934:] 813:Lists 781:Hoppe 766:Lucas 731:Solow 721:Arrow 711:Simon 676:Lange 671:Hicks 646:Röpke 636:Hayek 586:Pigou 556:Clark 471:Smith 433:Urban 413:Socio 403:Rural 103:Macro 99:Micro 60:Index 2975:ISBN 2819:ISBN 2750:ISBN 2637:ISBN 2359:help 2299:ISSN 2103:ISBN 1893:and 1560:only 1554:and 1536:glut 1393:> 1287:Let 1130:> 1024:Let 910:The 797:more 521:Marx 511:Mill 496:List 2967:doi 2941:doi 2901:doi 2877:doi 2849:doi 2845:111 2811:doi 2794:doi 2773:doi 2731:doi 2702:doi 2671:hdl 2663:doi 2615:doi 2594:doi 2573:doi 2529:doi 2500:doi 2471:doi 2450:doi 2421:doi 2291:doi 1812:by 1718:of 761:Sen 481:Say 339:Law 2995:: 2973:. 2961:. 2935:. 2915:. 2907:. 2897:40 2895:. 2873:38 2871:. 2867:. 2843:. 2839:. 2817:. 2790:12 2788:. 2767:. 2725:. 2708:. 2698:53 2696:. 2679:. 2669:. 2659:89 2657:. 2611:51 2609:. 2588:. 2569:40 2567:. 2563:. 2552:; 2535:. 2525:67 2523:. 2506:. 2496:64 2494:. 2490:. 2467:68 2465:. 2446:28 2444:. 2427:. 2415:. 2411:. 2297:. 2287:23 2285:. 2281:. 2233:^ 2182:^ 2129:^ 2049:^ 2034:^ 2019:^ 2004:^ 1977:^ 1962:^ 1947:^ 999:. 932:es 925:, 101:/ 26:on 2983:. 2969:: 2947:. 2943:: 2937:6 2923:. 2903:: 2883:. 2879:: 2855:. 2851:: 2827:. 2813:: 2800:. 2796:: 2779:. 2775:: 2769:7 2758:. 2737:. 2733:: 2727:6 2716:. 2704:: 2687:. 2673:: 2665:: 2645:. 2621:. 2617:: 2600:. 2596:: 2590:1 2579:. 2575:: 2543:. 2531:: 2514:. 2502:: 2477:. 2473:: 2456:. 2452:: 2435:. 2423:: 2417:9 2386:. 2374:. 2361:) 2355:. 2305:. 2293:: 2255:. 2192:. 2153:. 2111:. 2059:. 1987:. 1972:. 1957:. 1942:. 1835:) 1829:( 1824:) 1820:( 1806:. 1550:( 1504:Z 1478:I 1472:i 1468:} 1462:i 1458:r 1454:{ 1434:I 1412:N 1407:R 1399:} 1396:0 1388:n 1384:p 1380:, 1377:n 1371:, 1368:1 1365:= 1360:n 1356:p 1350:n 1342:: 1337:N 1332:R 1324:p 1321:{ 1318:: 1315:Z 1295:N 1265:Z 1241:Z 1215:I 1209:i 1205:} 1199:i 1195:r 1191:{ 1171:I 1149:N 1144:R 1136:} 1133:0 1125:n 1121:p 1117:, 1114:n 1108:, 1105:1 1102:= 1097:n 1093:p 1087:n 1079:: 1074:N 1069:R 1061:p 1058:{ 1055:: 1052:Z 1032:N 899:e 892:t 885:v 836:)

Index

a series
Economics

History
Outline
Index
classifications
Applied
Econometrics
Heterodox
International
Micro
Macro
Mainstream
Mathematical
Methodology
Political
JEL classification codes
Economic systems
Economic growth
Market
National accounting
Experimental economics
Computational economics
Game theory
Operations research
Middle income trap
Industrial complex
Agricultural
Behavioral

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