Caporale, Guglielmo Maria; Gil-Alaña, Luis A.; … - 2020
This paper provides evidence on the degree of persistence of one of the key components of the CAPM, namely the market … risk premium, as well as its volatility. The analysis applies fractional integration methods to data for the US, Germany … weekly). The empirical findings in most cases imply that the market risk premium is a highly persistent variable which can be …