This paper investigates the interaction between product heterogeneity and geographic agglomeration. Using data for nearly the entire population of U.S. hotels, we examine patterns of entry into different regions among establishments delineated by product segment. We find that to the extent that...

In 2008, New York City mandated that all chain restaurants post calorie information in their menus. For managers of chain and standalone restaurants, as well as for policy makers, a pertinent goal might be to monitor the impact of this regulation on consumer conversations. We propose a scalable...

Amazon Marketplace is an ecommerce platform where Amazon is a seller itself and also the platform host to third-party (3P) sellers. Business press has reported that Amazon uses complex pricing strategies for items it sells directly. However, there is limited academic and business press...

Concerns over grade inflation and the profusion of high grades have led institutions of higher education in the United States to adopt various grading reforms. An element common to several prominent reforms is providing information on the distribution of grades in different courses. The main...