In this paper we consider the way in which authorities arise in response to the need for coordination. In a model of local interaction, an authority is understood as a self-enforcing coordination selection structure, where the threat of violence ensures compliance. Such authorities form if...

This paper shows one type of asymetric information problems, their theorethical implications, the design of contracts that mitigate them, as well as some experimental evidence. Furthermore, by extrapolating the results, the paper tries to illustrate certain macroeconomic implications obtained...

This paper examines the mechanics of intertemporal information provision in {\em dynastic governments}. It has been suggested that ``horizontal accountability," i.e., a system of governance where auditing functions lie outside the executive branch, can ensure credible disclosure of information....