Sportwetten werden in Deutschland in der Marktordnung eines Veranstaltungsmonopolsder öffentlichen Hand vergleichbar den Lotterien reguliert. Das Monopol wurde vom Bundesverfassungsgerichtim März 2006 in der bisherigen Form als rechtlich unzulässiges Fiskalmonopol verworfen. Demnach ist...

We study the role of whistleblowing in the following inspectiongame. Two agents who compete for a prize can either behave legallyor illegally. After the competition, a controller investigates the agents’behavior. This inspection game has a unique Bayesian equilibriumin mixed strategies. We...

Einleitung: In der zweiten Hälfte der neunziger Jahre ist die Verbesserung der CorporateGovernance börsennotierter Gesellschaften zu einem intensiv diskutiertenThema geworden. Im Unterschied zu früheren Debatten, wie sie vor etwazwanzig Jahren anlässlich der Arbeit von Jensen/Meckling (1976)...

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...

What is meant by entrepreneurship, innovation and economic growth is often not clear or very idiosyncratic. This paper starts with a discussion of the nature of entrepreneurship and its relation to innovation. The second section provides an overview of theory and empirical research on the...

The emergence of Sovereign Wealth Funds (SWFs) and some spectacular investments ofthese funds in recent years have caused widespread attention on international financialmarkets. Most SWFs are domiciled in Arabian countries, East Asia and Russia. Their lowtransparency led to concerns that SWFs...

The question of whether the CEO should also serve as chairman of the board is one of themost hotly debated issues in the recent corporate governance discussion. While agencytheoreticarguments advocate a separation of decision and control functions, the empiricalevidence focusing on U.S....

This paper analyzes the determinants of the German corporate governance ratingrecently developed by Drobetz, Schillhofer, and Zimmermann (2004). We find anon- linear relationship between ownership concentration and the quality of firmlevelcorporate governance as measured by the rating. Firms...

This paper investigates politically connected rms in Germany. With the in-troduction of a new transparency law in 2007, information on additional incomesources for all members of the German parliament became publicly available.We nd that members of the conservative party (CDU/CSU) and the...

Ja, der Ablauf der Lock-up-Frist ist ein kursrelevantes Ereignis. Wir untersuchen Kursreaktionen auf das Ende der Lock-up-Frist bei 142 Unternehmen des Neuen Marktes. Da der Ablauf der Sperrfrist bereits zum Zeitpunkt des Börsengangs bekannt ist, erwarten wir bei einem...