PT - JOURNAL ARTICLE AU - Andrew J. Kalotay TI - The after-tax duration of original issue discount bonds AID - 10.3905/jpm.1985.408999 DP - 1985 Jan 31 TA - The Journal of Portfolio Management PG - 70--72 VI - 11 IP - 2 4099 - https://pm-research.com/content/11/2/70.short 4100 - https://pm-research.com/content/11/2/70.full