We present an analysis of competition under asymmetric information where prices react asymmetrically to changes in firms' marginal costs. When one firm has private information about some customers, an increase in an uninformed firm's marginal cost leads to a price increase, as usual. However, an...

Banks offering credit to borrowers are faced with uncertainty about their creditworthiness. If banks obtain information about borrowers after lending to them, they are able to reject riskier borrowers when refinancing. Potential entrant banks will face an adverse-selection problem stemming from...