In a setting with dispersed information, monopolistic competition and sticky-prices, a policy authority uncertain about the monetary transmission mechanism reacts prudently to supply shocks. This induces producers to ascribe an excessive importance to their private information when setting...

In their seminal paper Grossman and Shapiro (1984) find that informative advertising is socially excessive in an oligopoly (entry is also socially excessive). However, to derive the results, it was assumed that all consumers receive at least one ad, i.e., advertising does not have a demand...

We introduce a flexible third-degree price discrimination framework by modeling the information firms possess about consumers' locations (preferences) on the Salop circle as a partition. Higher information quality is translated into a partition refinement. In the limit, we obtain the perfect...

There is strong evidence that different income groups consume different bundles of goods. This evidence suggests that trade liberalization can affect welfare inequality within a country via changes in the relative prices of goods consumed by different income groups (the price effect). In this...