Why do some people buy private health insurance when there is a national system of free health services? This article develops a theoretical model and tests its main prediction with data from the UK. The model predicts that if people have better information than...
For some years now, researches on the relationship between oceanic biological productivity and the entry of nutrients have been carried out. Recently, the study of three sediment cores from the Subantarctic South Atlantic Ocean have allowed...
A recent study from CREAF, Centre Tecnològic Forestal de Catalunya, and the UAB warns that if the continuity of forest vegetation cover over large parts of the territory is not reduced with urgency, the most virulent fires, those which have the...
