Actions by State attorneys general

The court shall award the State as monetary relief threefold the total damage sustained as described in paragraph (1) of this subsection, and the cost of suit, including a reasonable attorney’s fee. The court may award under this paragraph, pursuant to a motion by such State promptly made, simple interest on the total damage for the period beginning on the date of service of such State’s pleading setting forth a claim under the antitrust laws and ending on the date of judgment, or for any shorter period therein, if the court finds that the award of such interest for such period is just in the circumstances. In determining whether an award of interest under this paragraph for any period is just in the circumstances, the court shall consider only— An action under subsection (a)(1) shall not be dismissed or compromised without the approval of the court, and notice of any proposed dismissal or compromise shall be given in such manner as the court directs. In any action under subsection (a)—