5Keim,G "Managenal bebavior and the social res ponsibilides debate: goals versus constraints" Academy of Management Journal, 1978:pp.57-68.
6E1-Gazzar S. M.Predisclosure information and institutional ownership:Across-sectional examination of market revaluations during earnings nt periods.The Accounting Review. 1998(73):119-129.
