For purposes of carrying out the functions of the Institute, the President may utilize, in addition to authorities conferred by this chapter, such authority contained in the Foreign Assistance Act of 1961 [
22 U.S.C.
2151 et seq.], the Foreign Service Act of 1980 [
22 U.S.C.
3901 et seq.], title V of the Foreign Relations Authorization Act, Fiscal Year 1979 [
22 U.S.C.
2656a to
2656d], and title IV of the International Development and Food Assistance Act of 1978 [
22 U.S.C.
2385a], as the President deems necessary.