This paper considers a model of a rating agency with multiple clients. Each client has a separate market (end-user of the rating); the only connection among them is that the underlying qualities of the clients are correlated. In the benchmark case of individual rating, the market for each client...

We consider a two-sided, finite-horizon search and matching model with heterogeneous types and complementarity between types. The quality of the pool of potential partners deteriorates as agents who have found mutually agreeable matches exit the market. When search is costless and all agents...

In 1989, the Hong Kong government embarked on a program to increase the provision of first-year first-degree places. The expansion of tertiary education represents a large and exogenous increase in the supply of university graduates to the territory. This article measures the labor market...

This article reviews recent developments in the theory of committee decision-making. A committee consists of self-interested members who make a public decision by aggregating imperfect information dispersed among them according to a pre-specified decision rule. We focus on costly information...

Consumers' optimal consumption strategy in anticipation of price variations is to equalize the marginal utility of income across different price regimes. Since the marginal utility of income is positively related to the price of a Giffen good, consumers will adopt a consumption plan (through...