In many downtown areas, privately operated parking garages compete with each other and with publicly operated curbside parking. Garages exercise market power by charging fees that vary with parking duration. Curbside space is scarce, and drivers have to search for it. This creates a congestion...

In the first essay, I analyze a symmetric duopolistic market where each firm's choice regarding certain quality attributes such as the environmental friendliness of its product is its own private information. I find that the extent of horizontal differentiation between firms plays a crucial role...

U.S. farmers and ranchers produce a wide variety of commodities for food, fuel, and fiber in response to market signals. Farms also contain significant amounts of natural resources that can provide a host of environmental services, including cleaner air and water, flood control, and improved...