Like many professional sports leagues worldwide, the National Basketball Association is organized as a cooperative of team owners. We argue that league ownership structures must balance two types of transaction costs: the costs of contracting with stakeholders of the league, importantly players,...

Under the 1872 Mining Law, claimants can to acquire outright title to federal lands. Yet miners have not widely used this land-disposal feature, known as the mineral patent provision, since the early part of the century. In this paper I use a property rights framework to examine the relationship...