Cooperation among advisory organizations or among organizations and insurers in rate making or in other matters within the scope of the Insurance Rate Regulation Law is hereby authorized, provided the filings resulting from the cooperation are subject to provisions of the Insurance Rate Regulation Law applicable to filings generally. The superintendent may review the cooperative activities and practices and if, after a hearing, the superintendent finds that the activity or practice is unfair or unreasonable or otherwise inconsistent with the Insurance Rate Regulation Law, the superintendent may issue an order specifying the respects in which the activity or practice is unreasonable or otherwise inconsistent with the Insurance Rate Regulation Law and requiring discontinuance of the activity or practice.