We present a regression-based generalization of the calendar time portfolio approach which allows for decomposing the risk-adjusted performance of private investors (or firms or mutual funds) into multivariate and continuous subject characteristics. Our technique remedies several well-known...

It is well known that asset allocation policy is the major determinant of fundperformance. However, there is substantial disagreement about the exactmagnitude of the contribution of asset allocation. Following the approach inIbbotson and Kaplan (2000), we use German and Swiss balanced mutualfund...