We consider a quasilinear parabolic equation with quadratic gradient terms. It arises in the modelling of an optimal portfolio which maximizes the expected utility from terminal wealth in incomplete markets consisting of risky assets and non-tradable state variables. The existence of solutions...

In this paper we study the detfirminants of the factor content of the CEE agricultural trade. Examining empirically three hypothesis, which relate cross-country differences in technology, relative factor abundance and transaction costs and market imperfections to the factor content of trade we...

In recent years, especially in the aftermath of the global financial meltdown, the performance of South Asia capital markets has attracted the attention of the researchers and investors across the globe. The resilient shown provides the impetus to examine the efficient market hypothesis in these...

Die Verbindung von Unternehmen ist keine Erscheinung der letzten Jahre. Vielmehr beruht das Konzept der Merger & Akquisition (M&A) auf grundlegenden wirtschaftstheoretischen Theorien, die in der Diskussion allerdings oftmals von populistischen Motiven für die Fusion im vorliegenden Fall...

We consider a portfolio optimization problem in a Black-Scholes model with n stocks, in which an investor faces both fixed and proportional transaction costs. The performance of an investment strategy is measured by the average return of the corresponding portfolio over an infinite time horizon....

Can two negotiators fail to agree when both the size of the surplus and the rationality of the negotiators are common knowledge? We show that the answer is affirmative. When the negotiators can make irrevocable commitments at a low but positive cost, the unique symmetric equilibrium entails...

This paper analyzes how international rules are established and stabilized, i.e. how an international institutional order develops. Rules emerge mainly through learning from negative experience and serve to reduce transaction costs. The paper looks at mechanisms that stabilize rule systems, at...