We consider an endogenous growth model in which appropriate organization fosters innovation, but because of contractibility problems, this benefit cannot be internalized. The organizational design element we focus on is the division of labor, which as Adam Smith argued, facilitates invention by...

This article presents a perfectly competitive model of firm boundary decisions and study their interplay with product demand, technology, and welfare. Integration is privately costly but is effective at coordinating production decisions; nonintegration is less costly but coordinates relatively...

We study frictionless matching in large economies with and without market imperfections, providing sufficient conditions for monotone matching that are weaker than those previously known. Necessary conditions, which depend on a key analytical object we call the surplus function, are also...

In teamwork settings, providing effective leadership can be challenging for team leaders due to multitasking and the difficulty in measuring and rewarding leadership input. These challenges might lead to underprovision of leadership activities, which can ultimately impede the productivity of the...

This paper analyzes social group formation when agents are subject to peer effects within groups increasing human capital and instantaneous utility. When agents are heterogeneous on two dimensions, ability and social skills, and monetary payments are not feasible the model predicts segregation...

Economic institutions determine prospects for growth and development. In this paper a condition on the primitives determines whether an economy supports institutions that implement markets. Agents differ in land holdings, skill, and power. A competitive market assigns land to the skilled, not...