Rationing of the country, through the 'levelling of consumption of essential foodstuffs'. To assist with rationing, ration books were introduced on 1918 for butter, margarine, lard, meat and sugar. During the war, average calories intake decreased only three percent, but protein intake six percent. Food rationing appeared in Poland after the First World War, and ration stamps were in use until the end of the Polish–Soviet War. Rationing became common during the Second World War. Ration stamps were often used. These were redeemable stamps or coupons, and every family was issued a set number of each kind of stamp based on
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"