A number of existing studies have concluded that risk sharing allocations supported by competitive, incomplete markets equilibria are quantitatively close to first-best. Equilibrium asset prices in these models have been difficult to distinguish from those associated with a complete markets...

An important aspect of the current U.S. social security system is the tradeoff between the risk sharing it provides and the distortions it imparts on private decisions. We focus on this tradeoff as it applies to labor market risk and capital accumulation. Specifically, we compare the current...

We study good-by-good deviations from the Law-of-One-Price for over 5,000 goods and services between European Union countries for the years 1975, 1980, 1985 and 1990. We find that between most countries there are roughly as many overpriced goods as there are underpriced goods. This feature is...

We study deviations from the Law-of-One-Price using microeconomic data on the retail prices of approximately 220 individual goods and services across 122 cities located in 79 countries over the period from 1990 to 2000.

We use cross sectional data on local currency prices of over 1800 goods across 13 European countries to examine deviations from the law of one price. We find that an average (across goods for a particular country) of ratios of foreign to domestic prices provides a surprisingly accurate...