Trading in futures markets has grown substantially for many commodities. At the same time the power of many dominant producers has weakened and core prices have tended to fall towards those on the fringe. Existing cartel/fringe models fail to explain the difference between core and fringe prices...

In this paper we study nationalizations in the oil industry around the world in 1960-2002. We show, both theoretically and empirically, that governments are more likely to nationalize when oil prices are high and when political institutions are weak. We consider a simple dynamic model of the...

Following a Supreme Court decision in 1954, natural gas markets in the U.S. were subject to 35 years of intensive federal regulation. Several studies have measured the deadweight loss from the price ceilings that were imposed during this period. This paper concentrates on an additional component...