Adcock, C. J.; Clark, E. A. - In: The European Journal of Finance 5 (1999) 3, pp. 213-224
This note summarizes some technical issues relevant to the use of the idea of excess return in empirical modelling. We cover the case where the aim is to construct a measure of expected return on an asset and a model of the CAPM type is used. We review some of the problems and show examples...