PT - JOURNAL ARTICLE AU - Healy, C. Ross AU - Sgromo, Enrico TI - How to Beat the S&P 500 Index Using Credit Analysis Alone AID - 10.3905/jpm.1993.409437 DP - 1993 Jan 31 TA - The Journal of Portfolio Management PG - 25--31 VI - 19 IP - 2 4099 - http://jpm.pm-research.com/content/19/2/25.short 4100 - http://jpm.pm-research.com/content/19/2/25.full