We study competitive equilibria with moral hazard in economies with aggregate risk and where trading occurs with an incomplete set of financial assets (this version preliminarly analyzes economies with trading in only one asset). The main conclusion of the paper is that, contrary to the...

Research over the past several years has led to development of models characterizing equilibrium in a system of local jurisdictions. More recently, there have been a number of studies which have tried to estimate these models. The evidence suggests that simple parametric models can explain the...

This paper reports an experimental test of how, when observing others' actions, participants learn more than just information that the others have. We use a setting where all information is public and where subjects face two kinds of information sets: (1) the information that is necessary and...

This paper considers the problem of identification and estimation in panel-data sample-selection models with a binary selection rule when the latent equations contain possibly predetermined variables, lags of the dependent variables, and unobserved individual effects. The selection equation...