In recent years there has been a large increase in the empirical literature on price behavior. As new and detailed data sets become available, we observe a number of important studies on the microeconomic fundamentals of price setting by firms — mainly retailers — and their impact on...

We assess price dispersion in retail markets and its sources over time. Using a product-detailed price database, we document a consistent divergence of prices over time in retail markets in Uruguay: price dispersion increased by 3.1% in fifteen years. Next, we analyze microeconomic and...