It is often argued that Black-Scholes (1973) values overstate the subjectivevalue of stock options granted to risk-averse and under-diversified executives.We construct a “representative” Swiss executive and extend the certainty-equivalence approach presented by Hall and Murphy (2002) to...

Die Diskussion über die Qualität guter Corporate Governance und derenAuswirkung auf den Unternehmenswert beschäftigt Wissenschaft und Praxisseit mehreren Jahren. Allerdings existiert noch keine umfassende empirischeStudie zum Einfluss der Corporate Governance auf den...

This paper investigates whether geographic diversification is value-enhancing or value-destroying in the financial services sector, broadly defined. Our dataset comprises approximately 3579 observations over the period from 1985 to 2004 and covers the entire range of U.S. financial...

We investigate the valuation effects of leadership structure in Switzerland where, in contrast to the u.s., a separation of the ceO and chairman functions is common. Consistent with the majority of prior research focusing on the u.s., we find no evidence of a systematic and significant...

This paper investigates whether functional diversification is value-enhancing or value-destroying in the financial services sector, broadly defined. Based on a U.S. dataset comprising approximately 4060 observations covering the period 1985-2004, we report a substantial and persistent...

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