This paper extends the theory of legal cartels to aliated private value and common value environments, and applies the theory to explain joint bidding patterns in U.S. federal government o.shore oil and gas lease auctions. We show that e.cient collusion is always possible in private value...

This paper extends the theory of legal cartels to affiliated private value and common value environments, and applies the theory to explain joint bidding patterns in U.S. federal government offshore oil and gas lease auctions. We show that efficient collusion is always possible in private value...