Firms often lack knowledge of the nature of the uncertainty they or their opponents face and use heuristics or approximations to determine their strategy. We define and analyze one type of “heuristic strategy”, in which firms choose strategies based on the expectation of their opponents’...

Im klassischen Modell von Diamond und Dybvig (1983) werden Bank-runs durch sich selbst erfüllende pessimistische Erwartungen der Anleger provoziert. Sie sind damit ein Sonnenflecken-Phänomen. Die spekulativen Runs können u.a. durch eine Einlagenversicherung vermieden werden. Allerdings...

In this paper a modified version of Bernanke and Blinder�s (1988) model of the bank lending channel of monetary policy under asymmetric information is presented. If, aside from reserve requirements, banks have to meet capital adequacy requirements as well, then the results suggested by...

Contrary to what is consistently assumed in the literature, the return function cannot be hump-shaped in the Stiglitz-Weiss (1981) model. This has important consequences for the possible occurrence of credit rationing and redlining. With a single class of borrowers, banks offer credit in two...

Certification schemes for forest products are understood by many as a way to promote sustainable resource use when it is impossible to rely on direct enforcement of process standards. Based on the concept of ‘Self-Enforcing Contracts’, this study develops a market model that simulates the...