Exhibit (d)(1) INVESTMENT ADVISORY AGREEMENT OF THE VAN KAMPEN SERIES FUND, INC. THIS INVESTMENT ADVISORY AGREEMENT, dated as of July 30, 1998 (the "Agreement"), by and between VAN KAMPEN SERIES FUND, INC., a Maryland corporation (the "Company"), on...Investment Advisory Agreement • October 27th, 2000 • Van Kampen Series Fund Inc • Delaware
