This paper studies the behaviour of Internet prices. It compares price rigidities on the Internet and in traditional … over the Internet. It includes more than 5 million daily price quotes downloaded from price comparison web sites in France … substantial heterogeneity in the frequency of price change across shop types and product categories. Fourth, the average price …

Using a unique dataset of daily U.S. and U.K. price listings and the associated number of clicks for precisely defined … special properties such as low search costs, low costs of monitoring competitors' prices, and low costs of nominal price … long spells of fixed prices, large size, and low synchronization of price changes, considerable crosssectional dispersion …