; and (2) by adding at the end the following: (4) Judicial review Notwithstanding section 24(d), a court shall affirm a Commission assessment of costs and benefits under this subsection, unless the court finds the assessment to be an abuse of discretion. . 203. Division directors Section 2(a)(6)(C) of the Commodity Exchange Act ( 7 U.S.C. 2(a)(6)(C) ) is amended by inserting , and the heads of the units shall serve at the pleasure of the Commission before the period. 204. Office of the Chief Economist (a) In general Section 2(a) of the Commodity Exchange Act ( 7 U.S.C. 2(a) ) is amended by adding at the end the following: (16) Office of the chief economist (A) Establishment There is established in the Commission the Office of the Chief Economist. (B) Head The Office of the Chief Economist shall be headed by the Chief Economist, who shall be appointed by the Commission and serve at the pleasure of the Commission. (C) Functions The Chief Economist shall report directly to the Commission and perform such functions and duties as the Commission may prescribe. (D) Professional staff The Commission shall appoint such other economists as may be necessary to assist the Chief Economist in performing such economic analysis, regulatory cost-benefit analysis, or research any member of the Commission may request. . (b) Conforming amendment Section 2(a)(6)(A) of such Act ( 7 U.S.C. 2(a)(6)(A) ) is amended by striking (4) and (5) of this subsection and inserting (4), (5), and (16) . (c) Sense of the Congress It is the sense of the Congress that the Commodity Futures Trading Commission should take all appropriate actions to encourage applications for positions in the Office of the Chief Economist from members of minority groups, women, disabled persons, and veterans. 205. Procedures governing actions taken by Commission staff Section 2(a)(12) of the Commodity Exchange Act ( 7 U.S.C. 2(a)(12) ) is amended— (1) by striking (12) The and inserting the following: (12) Rules and regulations (A) In general Subject to the other