IN RICH countries, people’s diets are getting worse and they are getting fatter. Hence the increasing popularity of a “fat tax”, to make unhealthy food cost more. Since Hungary led the charge in 2011 with a “chip tax” on fatty and sugary foods, other countries have followed. Britain is to join a long list next year.
Since the poor both spend a higher proportion of their income on food and tend to eat less healthily, they are the main targets of such taxes. In France, for instance, adult obesity is seen in over 20% of households with monthly incomes under €1,500 ($1,765) compared with less than 10% of those who earn over €3,000.
Punishing consumers, however, is politically painful. So “thin subsidies” have been gaining ground. But data on the impact of such policies are scarce. A recent study on the distributional impacts of fat taxes and thin subsidies from researchers at the universities of Oklahoma and Grenoble suggests policymakers should be...Continue reading