Buzzacchi, Luigi; Ghezzi, Luca - In: Journal of risk and financial management : JRFM 14 (2021) 6, pp. 1-14
This statistical study refines and updates Sharpe's empirical paper (1975, Financial Analysts Journal) on switching between US common stocks and cash equivalents. According to the original conclusion, profitable market timing relies on a representative portfolio manager who can correctly...