Exhibit 99.B5 INVESTMENT ADVISORY AGREEMENT INVESTMENT ADVISORY AGREEMENT, made this 1st day of March, 1999, by and between CALVERT ASSET MANAGEMENT COMPANY, INC., a Delaware corporation (the "Advisor"), and FIRST VARIABLE RATE FUND FOR GOVERNMENT...Investment Advisory Agreement • April 23rd, 1999 • First Variable Rate Fund for Government Income /Md/ • Maryland
