Agriculture in the United Kingdom fund the purchase as a mortgage. The Council could not refuse without the Minister of Agriculture's permission. In 1919 the Board of Agriculture and the Ministry of Food were merged to form the Ministry of Agriculture and Fisheries, which later became the Ministry of Agriculture, Fisheries and Food (MAFF). MAFF was in turn the predecessor of DEFRA. Before the Second World War started, Britain imported 55 million tons of food a year. By the end of 1939, this had dropped to 12 million, and food rationing was introduced at the start of 1940. It did not completely end until July
Rationing rationing in the face of rising prices took place in the various countries where there was rationing of gasoline during the 1973 energy crisis. A reason for setting the price lower than would clear the market may be that there is a shortage, which would drive the market price very high. High prices, especially in the case of necessities, are undesirable with regard to those who cannot afford them. Traditionalist economists argue, however, that high prices act to reduce waste of the scarce resource while also providing incentive to produce more. Rationing using ration stamps is only one kind of