We study trading in over-the-counter (OTC) markets where agents have heterogeneous and private valuations for assets. We develop a quantitative model in which assets are issued through a primary market and then traded in a secondary OTC market. Then we use data on the US municipal bond market to...

To mitigate adverse selection in insurance markets, individuals are often mandated to buy at least a baseline plan, but may choose to opt into a premium plan. In some markets, such as US health exchanges, each plan is responsible for the full expenses of those who buy it (“total pricing”)....

This paper studies the design of procurement, where a buyer seeks to award a contract to a single supplier. The model incorporates the costs of bidding and the costs of evaluating proposals for the buyer. These information costs are a contribution to the literature and are weighted against the...

This paper examines the welfare effects of informational intermediation. A (shortlived) seller sets the price of a product that is sold through a (long-lived) informational intermediary. The intermediary can disclose information about the product to consumers, earns a fixed percentage of the...