The Sharpe ratio is adequate for evaluating investment funds when the returns ofthose funds are normally distributed and the investor intends to place all his risky assetsinto just one investment fund. Hedge fund returns differ significantly from anormal distribution. For this reason, other...

Parimutuel betting markets are simplified financial markets, andcan thus provide a clearer view of pricing issues which are more complicatedelsewhere. Though empirical studies generally conclude thatthe parimutuel betting markets are surprisingly efficient, it is alsofound that for horses with...

In this paper we relate individual risk attitude as elicited by binary lotteriesand certainty equivalents to market behavior. By analyzing 26 independentmarkets with a total of 280 participants we show that binary lottery choicesand certainty equivalents are poorly correlated. Only lottery...

This paper uses a simple model of mean-variance asset pricing with transactions costs to analyze one of the main empirical phenomena in stock market competition in the last years, the decrease of transaction costs. We endogenize transactions costs as variables strategically influenced by stock...

In diesem Beitrag werden alternative Koordinationsformen im Qualitätsmanagement von Unternehmen analysiert. Dabei steht die Beantwortung der Frage im Vordergrund, ob Maßnahmen zur Erfüllung von Qualitätsanforderungen im Unternehmen oder von externen Partnern durchgeführt werden sollen.

Im Unterschied zu leasingspezifischen Abhandlungen unter Betonung praxisorientierter Fragestellungen, die insbesondere auf geschäftspolitische Untersuchungsgegenstände fokussieren, stellen die folgenden Ausführungen einen Beitrag zur Analyse von Leasing-transaktionen aus der Perspektive der...

This paper studies organizations with autocratic decisionmaking.

In spite of Microsoft´s quasi monopoly position in the market for operating systems Linux has succeeded to become a serious competitor of Microsoft Windows. From an economic standpoint this fact raises some puzzles.(...)