Knowledge (XXG)

Odd–even rationing

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law specifies, "(a) On even numbered calendar dates gasoline shall only be purchased by operators of vehicles bearing personalized registration plates containing no numbers and registration plates with the last digit ending in an even number. This shall not include ham radio operator plates. Zero is
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hit the eastern coast in late October 2012, gasoline became scarce and caused lines to extend miles past stations and people to wait for hours to fill cars or gasoline tanks for generators powering houses without electricity. Panic buying and fuel hoarding began within days of the storm. On November
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Mathematically, zero is an even number; half of the numbers in a given range end in 0, 2, 4, 6, 8 and the other half in 1, 3, 5, 7, 9, so it makes sense to include 0 with the other even digits for rationing. However, the general public is not always aware of the mathematical principle and think that
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The efficacy of odd–even rationing is debated. For gasoline, it does not actually reduce consumption much, since people prevented from filling up one day will just fill up the day before or the day after; the total number of people in line on each day is roughly unchanged. Some propose that it has
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and Suffolk County Executive Steve Bellone, instituted an odd–even rationing system due to gasoline shortages from Hurricane Sandy. In New York City, such rationing lasted through November 23 due to the increased travel and gasoline demand during the
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Typically a day is "odd" or "even" depending on the day of the month. An issue with this approach is that two "odd" days in a row occur whenever a month ends on an odd-numbered day. Sometimes odd or even may be based on
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The scheme came into force for the third time on November 4, 2019, after the success of first two times. The results were visible from the very first day as people of Delhi welcomed the move.
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in 1977 did lead to confusion when the rules were unclear. On an odd-only day, the police avoided fining drivers whose plates ended in 0, because they did not know whether 0 was even.
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zero is odd, or both even and odd, or neither. The relevant law sometimes stipulates that zero is even. In fact, an odd–even restriction on driving in
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which do not contain any digits may be arbitrarily classed as odd or even, likely using the last plate letter's numerical equivalent from 1 to 26.
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in which access to some resource is restricted to some of the population on any given day. In a common example, drivers of private vehicles may be
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issued a gas rationing system to follow the odd–even rule to ease lines in 12 counties. A few days later on November 8, New York City Mayor
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The affected counties are Bergen, Essex, Hudson, Hunterdon, Middlesex, Morris, Monmouth, Passaic, Somerset, Sussex, Union and Warren.
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Why Gas Lines Are Like Bank Runs & Why Odd/Even Gas Rationing Actually Works by Barry Ritholtz – November 13th, 2012, 7:15AM
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week, while it ended more than a week earlier in the other counties. License plates without numbers, such as
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Motorists with even-numbered licenses line up for gasoline on an even-numbered day, Portland, OR, 1973.
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an even number; (b) On odd numbered calendar dates …" Partial quotation taken from
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Rationing access, rather than gasoline, based on number plate parity can reduce
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ET Fuel Rationing Is Hard to Gauge by CARL BIALIK November 16, 2012, 6:53 p.m.
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Odd–even rationing was instituted in the U.S. as part of the response to the
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Jockeys and Ojeks: More of a Problem Than a Solution | The Jakarta Globe
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November 17, 2012, 3:46 AM Does Odd–Even Rationing Work? Carl Bialik
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on alternating days, according to whether the last digit in their
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Perfect Figures: The Lore of Numbers and How We Learned to Count
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broadcast of October 1, 1977. Arsham's account is repeated in
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could be on the road only on certain days, depending on their
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Odd scheme Odd Scheme by Don Boudreaux on November 12, 2012
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number, from January 1, 2016. The scheme aimed to reduce
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in Delhi. The scheme was ended on November 11, 2017.
492:"New York City, Long Island to impose gas rationing" 471:"Christie orders gas rationing in 12 N.J. counties" 389: 70:, with Sundays excluded or included for everyone. 219:trying to beat the system, with a system called 445:"Gas shortage continues in areas hit by Sandy" 421:Jane Sneddon Little (September–October 2000). 211:city government replaced the "3-in-1" system ( 8: 598:. ET Online and agencies. November 5, 2019. 251:Editorials on file (1979) Volume 10, Part 1 243: 151:, along with Nassau County Executive 7: 87:psychological effects like reducing 56:restricted from using water outdoors 469:Charisse Jones (November 2, 2012). 498:. November 8, 2012. Archived from 25: 443:Smith, Aaron (November 2, 2012). 358:Arsham, Hossein (January 2002). 306:Viegas, José M. (October 2001). 609:Our Bureau (November 4, 2019). 380:The quote is attributed to the 58:according to the parity of the 578:(in Hindi). November 11, 2017. 133:second gasoline crisis in 1979 1: 327:10.1016/S0967-070X(01)00024-5 143:3, 2012, New Jersey governor 213:high-occupancy vehicle lanes 689:Vehicle registration plates 430:New England Economic Review 705: 388:Crumpacker, Bunny (2007). 111: 348:, accessed on 2008-02-22. 176:, during the ministry of 215:), which have attracted 207:On August 30, 2016, the 635:March 18, 2013, at the 164:, were considered odd. 127:U.S. gasoline rationing 396:. Macmillan. pp.  83: 50:. Similarly, during a 370:on September 25, 2007 81: 684:Parity (mathematics) 528:. November 23, 2012. 502:on November 10, 2012 339:For example, a 1980 233:Road space rationing 38:, park, or purchase 560:. December 8, 2015. 542:. November 9, 2012. 364:The Pantaneto Forum 662:. 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Index

Odd-even rationing
rationing
allowed to drive
gasoline
license plate
even or odd
drought
restricted from using water outdoors
house number
day of the week

panic buying
traffic congestion
Vanity plates
Evenness of zero
Paris
second gasoline crisis in 1979
Hurricane Sandy
Chris Christie
Michael Bloomberg
Ed Mangano
Thanksgiving
vanity plates
Delhi
Arvind Kejriwal
vehicles
license plate
pollution
smog
Jakarta

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