The principal objective of the present study is to explain the changes in the direction of agri-food trade flows during the second half of the twentieth century. Since the end of the Second World War, trade has tended to be concentrated among developed countries, breaking the pattern of...

Food systems are expected to provide food security and nutrition, to contribute to the livelihoods of millions, and to do so in an environmentally sustainable way. The broad outlines of these challenges are clear, and in many cases evidence exists on how better policies can improve the...