Rationing the immediate post-war period, rationing was in place until 1948. Shortages of food products were common in Poland at that time, but food rations also served another purpose. Cards were unevenly distributed by the Communist authorities—leading udarniks, known in Poland as "przodownicy pracy", were entitled to as much as 3700 calories daily, while some white-collar workers received as little as 600 calories a day. Rationing covered more than food products. From April 1952 to January 1953 and from August 1976 to November 1985 ration stamps were introduced for shoes, cigarettes, sugar, sweets, liquor, soap, baby diapers, tires, and cars. From
Rationing in Cuba frequency and quantities of goods distributed and, in their opinion, this method creates profound economical differences within the Cuban people, dividing the country in half: those who can afford the higher prices of goods in convertible pesos or in the "mercado libre", and those that simply cannot. They stress, as well, the fact that the measure was adopted by the Cuban government in 1962 as a temporary palliative to a crisis and has lasted for more than fifty years. Rationing in Cuba Rationing in Cuba refers to the system of food distribution known in Cuba as the "Libreta de Abastecimiento"