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Rationing controls the size of the ration, which is one person's allotted portion of the resources being distributed on a particular day or at a particular time. Rationing in the United States was introduced in stages during World War II, with the last of the restrictions ending in June 1947. [1] In the wake of the 1973 Oil Crisis, gas stations ...
Believed to be the first coupon ever, this ticket for a free glass of Coca-Cola was first distributed in 1888 to help promote the drink. By 1913, the company had redeemed 8.5 million tickets. Coca-Cola's 1888-issued "free glass of" is the earliest documented coupon. Coupons were mailed to potential customers and placed in magazines. It is ...
Many published books have an ISBN and it is a useful measure for how productive a country's publishing industry is. However, this data is not collected for all countries. It may not represent the total number of books a country has published, as not every registered ISBN is then used and as books may have multiple ISBNs.
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Until the issuing of Clothing Coupon books for 1942-43, consumers were to surrender unused margarine coupons from their food ration coupon book when buying clothing. Initially people were allocated 66 points for clothing per year; in 1942, this was cut to 48, in 1943 to 36, and in 1945–1946 to 24.
World Book Encyclopedia. The World Book Encyclopedia is an American encyclopedia. [1] World Book was first published in 1917. Since 1925, a new edition of the encyclopedia has been published annually. [1] Although published online in digital form for a number of years, World Book is currently the only American encyclopedia which also still ...
Buy one, get one free. " Buy one, get one free " or " two for the price of one " is a common form of sales promotion. Economist Alex Tabarrok has argued that the success of this promotion lies in the fact that consumers value the first unit significantly more than the second one. So compared to a seemingly equivalent "Half price off" promotion ...
Given n coupons, how many coupons do you expect you need to draw with replacement before having drawn each coupon at least once. —Preceding unsigned comment added by 131.155.59.211 ( talk ) 11:30, 21 January 2010 (UTC) [ reply ]