INVESTMENT SUB-ADVISORY AGREEMENT This AGREEMENT made this 4th day of June, 1999, by and between THE VARIABLE ANNUITY LIFE INSURANCE COMPANY, hereinafter referred to as "VALIC," and BANKERS TRUST COMPANY, hereinafter referred to as the "SUB-ADVISER."...Investment Sub-Advisory Agreement • December 30th, 1999 • American General Series Portfolio Co 2 • Texas
