Alvarez and Jermann (2000) show that the constrained efficient allocations of endowment economies with complete markets and limited commitment can be decentralized with endogenous borrowing limits on the Arrow securities. In a model with capital accumulation, aggregate risk and competitive...

The European Environmental Agency (EEA) assigns periodically air pollution emission rights among the EC member states, who, in turn, share their respective endowment among the polluting firms. There exists a moral hazard problem since the EEA does not observe abatement efforts. We propose a...

We consider an infinite horizon exchange economy with incomplete markets and default. As in Geanakoplos and Zame (1998) financial securities are traded if the promises associated with them are backed by collateral. The only collateral available in our economy are shares of Lucas trees. We prove...

International capital flows have increased dramatically since the 1980s, with much of the increase being due to trade in equity and debt markets. Such developments are often attributed to the increased integration of world financial markets. We present a model that allows us to examine how...

In this paper, we examine an exchange economy with a financial market composed of three assets: a share of a stock, an European call option written on the stock, and a riskless bond. The financial market is assumed to be incomplete and the option is not a redundant asset. In such a case the...

In this paper, we investigate the welfare implications of alternative financial market structures in a two-country endowment economy model. In particular, we obtain an analytic expression for the expected lifetime utility of the representative household when sovereign bonds are the only...