During a time in which the subject of climate change is deemed high on the list of priorities of many governments, it is important to assess to what extent policies in this field are achieving meaningful results. The link between energy usage and global warming is clear and today in the European...

Biofuel policies are frequently mentioned in the policy and academic debates because of their potential impact on food prices. In 2005, the United States authorities passed legislation under which corn-based ethanol became in practice the only available gasoline additive. Some studies have then...