Why are contracts incomplete? Transaction costs and bounded rationality cannot be a total explanation since states of the world are often describable, foreseeable, and yet are not mentioned in a contract. Asymmetric information theories also have limitations. We offer an explanation based on...

We show that allocation of ownership matters even in a long-term relationship where problems of opportunism are less severe unless agents are very patient. Ownership structure is chosen to give the agents best incentives to cooperate. The optimal control structure of the static game restricts...

This paper examines integration decisions of successive duopolists. It is shown that qualitatively the same pattern of integration emerges whether there is Cournot or Bertrand competition in the input market. The degree of integration in the industry is increasing in the size of the downstream...

This paper examines the implications of consumer heterogeneity for the choice of competition and monopoly in public services delivery. In a setting with motivated providers who favour one type of service user over another, we show that competition can raise average quality. However, this may be...

Parties often regulate their relationships through “continuing” contracts that are neither long-term nor short-term but usually roll over. We study the trade-off between long-term, short-term, and continuing contracts in a two period model where gains from trade exist in the first period,...