; (B) the proposed effective period for the action; (C) an economic cost-benefit analysis of the action, including an assessment of— (i) whether the action is in the national economic interest of the United States; and (ii) the macroeconomic effects of the action on— (I) employment in the United States; (II) the gross domestic product of the United States; and (III) revenues and expenditures of the Federal Government; and (D) a list of articles that will be affected by the action by subheading number of the Harmonized Tariff Schedule of the United States; and (2) a joint resolution of approval is enacted pursuant to subsection (d) with respect to the action. (c) Report of Comptroller General Not later than 30 days after the submission of the report required by subsection (b)(1) with respect to a proposed unilateral trade action, the Comptroller General shall submit to Congress a report on the proposed action that includes an assessment of the compliance of the President with the provision of law specified in subsection (a)(2) pursuant to which the action would be taken. (d) Procedures for joint resolution of approval (1) Joint resolution of approval defined For purposes of this subsection, the term joint resolution of approval means a joint resolution of either House of Congress that— (A) states that Congress approves an action proposed by the President in a report submitted under subsection (b)(1)