, price, and quantity are reported with error. We focus on recording errors in prices, which are more prevalent, and show that … constructs the price data. We then show how the validation data can be used to correct the impact of recording errors on …

price changes of the supermarket products they purchase. We discuss the implications of these findings for macroeconomic …

features love-of-variety preferences and encompasses a wide range of market conduct - including both quantity and price … competition - while allowing for firm entry and exit. We derive formulas for efficiency and incidence of both types of taxes that …

exhibit substantially less uniform pricing than offline retailers. Second, online price differentiation across competing …, pricing frequency, and local demo- graphics are utilized to explain price differentiation. Surprisingly, pricing technology … (across time) magnifies price differentiation (across locations). This evidence motivates a high-frequency study to unpack the …

product markets. We find that changes in firms' marginal costs and households' price sensitivity are the primary drivers of …

- the latter frequently approaching 100%. Whereas in 1994, the generic price index fell from 100 to 80 in the 12 months … following initial generic entry and by 24 months to 65, in 2009 the comparable generic price indexes are 68 and 27, respectively … Medicare Part D, the average price per prescription declined by 21.3% from 2006 to 2009, rather than increasing by 25-28% as …