We analyze price dispersion using panel data from a large price comparison site. We use past pricing behavior to … greater price adjustment costs result in greater price dispersion. Although the impact of price adjustment costs on price … dispersion became weaker over time, the causal effect of price adjustment costs on price dispersion is still present at the end …

In March 1999, a small number of Californians discovered a new world called "Norrath", populated by an exotic but … the United States. Perhaps the most interesting thing about the new world is its location. Norrath is a virtual world that …

inception in 1996; significantly, each world also seems to grow its own economy, with production, assets, and trade with Earth …, if they do grow, how will that affect real-world economies and governments? To shed light on the first question, the … suggests that the desire to live in a game world is deep-rooted and driven by game technology. The model reveals a certain …

were able to adjust prices continuously; prices determined how the firms were ranked and listed (lowest price listed first … model of price adjustment, characterizing the factors driving price changes and measuring how much these factors differ … across firms (i.e., strategy heterogeneity). We find evidence of managerial inattention as a cause of the price inertia …

welfare. We extend our analysis to account for price discrimination and investigate the role of shipping costs. …