The optimal intertemporal use of forests is a traditional and extensively investigated topic with recent emphasis on sustainable uses. The political discussion about the clearing of tropical forests adds a topical, policy dimension to this investigation. This study shows that cyclical policies...

This paper derives market equilibria (in demand functions and in bidding strategies) between oligopolists and oligopsonists in a market with intermediates and no competition in final markets. To the best of my knowledge, this theme has not been explored, despite two observations: Firstly, the...

This paper assumes that the decision makers of OPEC (or at least of its core members) are interested in both profits and political payoffs (support, popularity, being a hero of the Arab or Islamic street, etc.). The oil weapon, i.e. a reduction of output is the most powerful instrument to obtain...