Countertrade agreements in international trade refer to a trade practice in which an exporter agrees to purchase back commodities proportional to his original export sale in the future. This paper provides a rationale for why such an agreement might be efficient. More specifically, the paper...

A problem of Parallel Contests is raised and modeled. The equilibria in final situations of parallel contests are analyzed and characterized and the behaviours of contestants with different abilities’ parameters are explained. Given that the values of the prizes in the two contests are...

Three critical cases, involving asymmetric and symmetric cases, in the sequential stages of the n-player repeated auctions are analyzed and compared. These cases might arise in a process of sequential, identical or equivalent auctions, where the auction result may reveal information about the...

In the context of international bargaining, standard models predict that a shift in military power can cause preventive war because it changes the relative bargaining position between states. We find that shifts in military power are not the only cause of war under commitment problems and that...

Aufgrund der derzeit breiten Einführung von Bachelor- und Masterstudiengängen sowie des zunehmenden Drucks vom Arbeitsmarkt sollte die Einführung von Angeboten zum Erwerb von Schlüsselkompetenzen möglichst schnell und flächendeckend erfolgen, wobei ein hoher Qualitätsstandard der Angebote...

The paper compares two models of evolution in symmetric two-player games with incomplete information. One model postulates that the type of a player is fixed, and evolution works within types. In the other model type-contingent strategies evolve. In the case of two types and two strategies it is...