Using a panel of French crop farms, we test whether farmers’ technical efficiency under conventional practices is a significant driver of conversion to organic farming. An important issue is whether subsidies to organic farming could encourage inefficient farmers to convert. We find that the...

Empirical evidence evaluating the efficiency of economic instruments is still rare, despite significant theoretical advances over the last decades. The objective of this paper is to evaluate one form of environmental taxation, the French tax on air pollution from 1990-99. While starting out in...