(9) The term public sector means any State, State agency, political subdivision of a State, or agency of such a political subdivision. (10) The term private sector means any entity which is not in the public sector excluding the Federal Government and its agencies and instrumentalities. 4. Minority business development administration (a) Establishment The Minority Business Development Agency in the Department of Commerce is hereby redesignated and established as the Minority Business Development Administration . The Administration shall be headed by an Assistant Secretary of Commerce appointed by the President, by and with the advice and consent of the Senate. The Assistant Secretary shall be compensated at the rate now or hereafter provided for level IV of the Executive Schedule and shall have responsibility for the administration of this Act. This position shall be in addition to the other positions of Assistant Secretary which are authorized by law. (b) MBDA Business Centers The Minority Business Development Administration is directed to allocate up to 25 percent of its total appropriation toward cooperative agreements, external awards, and grants to continue the traditional Business Center program and Specialty Project Center program of the Minority Business Development Administration. (c) Report to Congress Within 120 days after the effective date of this subsection, the Secretary shall inform appropriate committees of both the Senate and House of Representatives of— (1) the organizational structure established within the Administration