We suggest a simple asset market model in which we analyze competitive and strategic behavior simultaneously. If two-fund separation is found to hold across periods for competitive behavior, it also holds for strategic behavior. In this case the relative prices of the assets do not depend on...

This paper studies an application of a Darwinian theory of portfolioselection to stocks listed in the Dow Jones Industrial Average (DJIA).We analyze numerically the long-run outcome of the competition offix-mix portfolio rules in a stock market with actual DJIA dividends.In the model seemingly...

There is an extensive literature claiming that it is often difficultto make use of arbitrage opportunities in financial markets. Thispaper provides a new reason why existing arbitrage opportunitiesmight not be seized. We consider a world with short-lived securities,no short-selling constraints...

We are interested in the macroeconomic implications of the separation of ownership and control. An alternative decentralized interpretation of the stochastic growth model is proposed, one where shareholders hire a self-interested manager who is in charge of the firm’s hiring and investment...

Markowitz and Sharpe won the Nobel Prize in Economics more than a decade ago for the development of Mean-Variance analysis and the Capital Asset Pricing Model (CAPM). In the year 2002, Kahneman won the Nobel Prize in Economics for the development of Prospect Theory. Can these two apparently...

This paper investigates the price and volume behavior around buy, sell and holdrecommendations of Swiss stocks, as published in the major financial newspaper in Switzerland. This represents a random selection of recommendations which have been previously released by banks to their customers....

Based on an experimental analysis of a simple monetary economy we argue that a monetary system is more stable than one would expect from individual rationality. Weshow that positive reciprocity stabilizes the monetary system, provided everyparticipant considers accepting money as a reasonable...

This paper contributes to the micro-foundation of money in centralizedmarkets with idiosyncratic uncertainty. It shows existence of stationarymonetary equilibria and ensures that there is an optimum quantity ofmoney. The rational solution of our model is compared with actual be-havior in a...

Recent empirical work shows that a better legal environment leads to lowerexpected rates of return in an international cross-section of countries. Thispaper investigates whether differences in firm-specific corporate governancealso help to explain expected returns in a cross-section of firms...

Die aktuelle Corporate Governance Literatur stützt die verbreitete Hypothe-se, dass sicht „gute“ Corporate Governance durch eine höhere Unterneh-mensbewertung manifestiert. Die Mehrzahl der empirischen Studien unter-sucht jedoch nur ausgewählte Corporate Governance Mechanismen...