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Persistent link: https://www.econbiz.de/10010529040
Seeking persistent abnormal portfolio performance has been a key question for academics and practitioners. The main … becomes an important issue when one deals with multiple testing. Different pricing models are used and the performance of …
Persistent link: https://www.econbiz.de/10011039080
for their basic views and practices and for insights into their company's performance-measurement and compensation …
Persistent link: https://www.econbiz.de/10010295706
Ende der 90er Jahre schien eine intensive Auswahl der Investments kaum notwendig, da fast jede Aktienanlage deutliche Kursgewinne versprach. Nach dem jähen Absturz an den Börsen haben die Anleger einen beträchtlichen Teil ihres Aktienvermögens verloren. Damit rücken wieder verstärkt...
Persistent link: https://www.econbiz.de/10010297049
We present a multivariate generalization of the mixed normal GARCH model proposed in Haas, Mittnik, and Paolella (2004a). Issues of parametrization and estimation are discussed. We derive conditions for covariance stationarity and the existence of the fourth moment, and provide expressions for...
Persistent link: https://www.econbiz.de/10010298323
model provides substantial intuition. Moreover, the model exhibits a strong performance in calculating out-of-sample Value …
Persistent link: https://www.econbiz.de/10010298390
We develop a multivariate generalization of the Markov-switching GARCH model introduced by Haas, Mittnik, and Paolella (2004b) and derive its fourth-moment structure. An application to international stock markets illustrates the relevance of accounting for volatility regimes from both a...
Persistent link: https://www.econbiz.de/10010298391
The aim of portfolio insurance strategies is to put a floor on the value of a stock portfolio by progressively selling stocks and buy safe, short-term debt securities as stock prices fall. This paper analyzes the current static and dynamic methods in use and explains their pros and cons.
Persistent link: https://www.econbiz.de/10010298898
Traditional risk-adjusted performance measures, such as the Sharpe ratio, the Treynor index or Jensen's alpha, based on … the mean-variance framework, are widely used to rank mutual funds. However, performance measures that consider risk by …-Fisher expansion and on the extreme value theory. Moreover, we construct a performance index similar to the Sharpe ratio using these …
Persistent link: https://www.econbiz.de/10010299556
We analyse the performance of simple investment strategies in IPOs based on a large sample of IPOs in Germany between … 1985 and 2002. In particular, we compare the performance of the following strategies: Invest equally weighted in each IPO … according to the latter two investment strategies does not yield significant underperformance. The difference in performance …
Persistent link: https://www.econbiz.de/10010304887