We study environments where a production process is jointly shared by a finite group of agents. The social decision involves the determination of input contribution and output distribution. We define a competitive solution when there is decreasing returns-to-scale and show that it leads to a...

I consider two seemingly unrelated puzzles; 1. Why is relative performance evaluation (RPE) used less in CEo compensation than agency theory suggests? 2. Why is sometimes, e.g., for fund managers, a mediocre performance more highly rewarded than excellence? I consider a simple tournament model,...

We develop a model of common agency with complete information and general preferences with non-transferable utility, and prove that the principals'Nash equilibrium in truthful strategies implements an efficient action. We apply this theory to construct a positive model of public finance, where...