This paper estimates the impact on consumer behavior of a firm's voluntary disclosure of information. Specifically, we study the impact of Starbucks' disclosure of calorie information on its menu boards in June 2013. Using data on over 250,000 consumers' visits to specific restaurant chains, we...

Quality certification programs help consumers to identify high-quality products or sellers in markets with information asymmetries. Using data from eBay UK's online marketplace, we study how certification's impact on consumer demand varies with market- and seller-level attributes, exploiting...

This essay reviews the theoretical and empirical literature on quality disclosure and certification. After comparing quality disclosure with other quality assurance mechanisms and describing a brief history of quality disclosure, we address three key theoretical issues: (i) Why don't sellers...

In the second-half of the 1990s, the positive impact of information technology on productivity growth for the United States became apparent. The measurement of this productivity improvement depends on hedonic procedures adopted by the Bureau of Labor Statistics (BLS) and Bureau of Economic...

High-speed internet has increased the amount of information available in health care markets. Online information may improve health outcomes if it reduces information frictions and helps patients choose higher quality providers or causes providers to improve quality. We examine how health...

We develop a stylized model that allows us to estimate a value-added measure for nursing homes ("SNFs") which accounts for patient selection both into and out of a SNF. We use the model, together with detailed data on the physical and mental health of about 6 million Medicare SNF patients...

Are location-specific factors--such as the education and attitude of the local workforce, supplier networks, institutional infrastructure, and local "culture"--important for understanding persistent heterogeneities among firms? We address this question in the context of the automobile industry....

This paper examines the relationship between drug price and drug quality and how it varies across two of the most common regulatory regimes in the pharmaceutical market: minimum efficacy standards (MES) and a mix of minimum efficacy standards and price control mechanisms (MES+PC). Through a...

This paper accounts for quality improvements and adjustment costs in all inputs to U.S. manufacturing production. Adjustment processes for non-capital inputs are slower than previously recognized. Annual adjustment percentages are: labor 77, capital 30, energy 20, and materials 21. Factor prices...

This paper estimates the effects of school quality - - measured by the pupil-teacher ratio, the average term length, and the relative pay of teachers -- on the rate of return to education for men born between 1920 and 1949. Using earnings data from the 1980 Census, we find that men who were...