Typically, big changes in the economic system lead to alterations on the disposable income of families and thus on their spending for different type of products, including food. These may imply, in the long run, a structural modification of the quality of diet of the population. After the fall...

Since the seminal work of Adam Smith, markets have been considered an efficienttool for co-ordinating the behaviour of economic agents. The basic characteristicof a market economy is that the complex system of interaction amongindividuals is not centrally coordinated. Under the assumption of...