In der Schule wird das Thema „Wirtschaft“ in vielen Fächern behandelt, aber nur selten von Lehrern, die über eine Expertise in ökonomischer Theorie verfügen. Biologie ohne Charles Darwin? Das wäre ein Skandal. Wirtschaft ohne Adam Smith? Das ist ein Skandal - täglich gelebt an...

If and how the conduct of the banking sector contributes to the propagation of aggregate shocks has become a prominent empirical research question. This study explores what a cyclicality analysis of net interest margins and spreads, as well as profitability figures, can contribute to the...

Most bank efficiency studies that use stochastic frontier analysis (SFA) employ each bank's own implicit input price when estimating efficient frontiers. But the theoretical foundation of most studies is a cost minimisation and/ or profit maximisation problem assuming perfect input markets. At...

Banks face a tradeoff between diversifying and focusing their loan portfolio. In this paper we carry out an empirical study for the German market to shed light on the question whether or not the benefits of risk sharing outweigh those of specialization. We use data from the Bundesbank's...

This paper shows that a manufacturer may benefit from parallel trade. In addition to an intuitive condition about the effect of demand shocks, this occurs when competitive retailers must order inventories before they know the realization of demand and for products whose sale value drops at the...