; (B) the term historical loss data means information respecting claims paid, or reserves held for claims reported, by any person engaged in the business of insurance; and (C) the term loss development factor means an adjustment to be made to reserves held for losses incurred for claims reported by any person engaged in the business of insurance, for the purpose of bringing such reserves to an ultimate paid basis. . (b) Related Provision For purposes of section 5 of the Federal Trade Commission Act ( 15 U.S.C. 45 ) to the extent such section applies to unfair methods of competition, section 3(c) of the McCarran-Ferguson Act shall apply with respect to the business of health insurance without regard to whether such business is carried on for profit, notwithstanding the definition of Corporation contained in section 4 of the Federal Trade Commission Act.