The Secretary of Agriculture, in cooperation with the land grant colleges, commodity organizations, general farm organizations, and individual farmers, shall conduct a cost of production study of the wheat, feed grain, cotton, and dairy commodities under the various production practices and establish a current national weighted average cost of production. This study shall be updated annually and shall include all typical variable costs, including interest costs, a return on fixed costs, and a return for management.
(Pub. L. 91–524, title VIII, § 808, as added Pub. L. 93–86, § 1(27)(B), Aug. 10, 1973, 87 Stat. 237; amended Pub. L. 97–98, title XI, § 1117, Dec. 22, 1981, 95 Stat. 1271.)