RT Journal Article SR Electronic T1 Predicting Sign Changes in the Equity Risk Premium Using Commercial Paper Rates JF The Journal of Portfolio Management FD Institutional Investor Journals SP 41 OP 51 DO 10.3905/jpm.1993.409465 VO 20 IS 1 A1 Joseph P. Kairys, Jr YR 1993 UL https://pm-research.com/content/20/1/41.abstract AB