This paper proposes an estimator of factor strength and establishes its consistency and asymptotic distribution. The proposed estimator is based on the number of statistically significant factor loadings, taking account of the multiple testing problem. We focus on the case where the factors are...

The credit risk on the bond market is characterized by the possible default of a counterparty, but also by changes in the spread following a perceived deterioration, by the market, of the credit quality of the issuer. This thesis focuses on credit spreads on corporate bond market in euros....

Existing time series of the returns on German stocks are either short or have weaknesses. We discuss the problems of creating such a time series and then report our monthly series based on all stocks in the top segment of the Frankfurt Stock Exchange. We compare our return series with the...