This paper analyzes the effects of mergers between firms competing by simultaneously choosing price and location. Products combined by a merger are repositioned away from each other to reduce cannibalization, and non-merging substitutes are, in response, repositioned between the merged products....

Scholarship on competition policy has begun to explore the implications of learning from behavioral research and to challenge the assumption of profit maximization at the heart of neoclassical economic theory of the firm. This scholarship is briefly reviewed, focusing on merger control....

In a repeat trade model with buyer's specific investment, a simple renegotiable contract implements an efficient outcome if premature termination of trade is governed by an appropriate contract breakup rule. In equilibrium, such a rule allows for termination with positive probability and gives...

type="main" <p>We analyze the sustainability of a conversation when one agent might be endowed with a piece of private information that affects the payoff distribution to its benefit. Such a secret can compromise the sustainability of conversation. Even without an obligation, the secret holder will...</p>