We broaden and develop the classic captive-and-shopper model of sales. Firstly, we allow for asymmetric marginal costs as well as asymmetric captive audiences. These asymmetries jointly determine the identities of the two or more firms we find compete (via randomized sales) to serve shoppers. In...

We study equilibrium determination in an environment where two kinds of agents have different information sets: The fully informed agents know the structure of the model and observe histories of all exogenous and endogenous variables. The less informed agents observe only a strict subset of the...

In many forward-looking macroeconomic models, such as the New Keynesian model, firms' expectations about the future play a key role in determining outcomes today. We examine this hypothesis using a novel panel dataset on firms actual and expected price changes collected by the Confederation of...

We use a representative online survey to investigate the inflation expectations of German consumers and the credibility of the ECB's inflation target during the recent high inflation period. We find that credibility has trended downwards since summer 2021, reaching an all-time low in April 2022....

We study markets for sensitive personal information. An agent wants to communicate with another party but any revealed information can be intercepted and sold to a third party whose reaction harms the agent. The market for information induces an adverse sorting effect, allocating the information...