Governments have influenced the development of bioenergy, particularly liquid biofuels (ethanol, biodiesel and pure plant oil used as a fuel), for several decades. This paper discusses the economics of biofuels and provides an overview of current policy measures to support their production and...

The transport sector is almost fully dependent on oil-derived products and in both the United States and in Europe this sector contributes with about one third of total energy consumption and about 30 % of the CO2 emissions. The transport sector is forecasted to contribute with 90 % of the...