(a) Congressional findings The Congress finds that there is a need for concerted international efforts to deal with the problems of malnutrition, low life expectancy, childhood disease, underemployment, and low productivity in developing countries. (b) Assistance to poorest populations The Congress notes with approval that the Inter-American Development Bank , under the terms of its Fifth Replenishment, has adopted the target that 50 percent of its lending benefit the poorest groups and has developed a usable methodology for determining the proportion of its lending which benefits such groups. ( Pub. L. 95–118, title XI, § 1101 , as added Pub. L. 97–35, title XIII, § 1361(b) , Aug. 13, 1981 , 95 Stat. 745 .) Statutory Notes and Related Subsidiaries Effective Date Section effective Aug. 13, 1981 , see section 1372 of Pub. L. 97–35 , set out as a note under section 290i of this title .