This paper analyses whether strategic motives for patenting influence the characteristics ofcompanies’ patent portfolios. We use the number of citations and oppositions to representthese characteristics. The investigation is based on survey and patent data from German companies.We find clear...

In this contribution, we present a model that retailers engaged in e-commerce (e-tailers)can use for determining the optimal mix of customer segments within a customer portfolio froman integrated risk and return perspective....

The author studies the connection between the form of the similarity function of a decision-maker and his willingness to diversify.

This paper determines the results of experiments on portfolio choice in the presence of nontradeable income. The nontradeable income part could either be riskless or risky.

Die vorliegende Arbeit analysiert den Cost - Average Effekt , beruhend auf einer strukturierten Vorgehensweise eines Finanzinvestments, der Cost Average- bzw. Durchschnittspreis-Methode.

Vorliegende Studie analysiert die Determinanten der Eigenkapitalrendite deutscher Sparkassen. Die Untersuchung erfolgt auf Basis eines Paneldatensatzes, der die Bilanzdaten sowie regulatorischen Kenngrößen aller Sparkassen in Deutschland zwischen 1999 und 2007 beinhaltet. Die Ergebnisse der...

This paper analyzes the effects of parliamentary election cycles on the Turkish banking system. Using annual bank-level data representing all banks in Turkey during 1963-2005, we present evidence of meaningful differences in the structure of bank assets, liabilities and financial performance...