TY - JOUR T1 - Improve Your Morningstar Rating Using Options JF - The Journal of Investing SP - 73 LP - 87 DO - 10.3905/joi.2001.319489 VL - 10 IS - 4 AU - Paul Crowley Y1 - 2001/11/30 UR - https://pm-research.com/content/10/4/73.abstract N2 - The author demonstrates that equity mutual fund managers can be confident of improving their Morningstar ratings by overwriting call options on portions of their portfolios. A look at the Morningstar rating system in detail helps us understand why this kind of enhancement is possible. ER -