Cheng, Xiaomei; Bjørndal, Endre; Bjørndal, Mette - Institutt for foretaksøkonomi, Norges Handelshøyskole … - 2014
environmental variables. It shows that the choice of estimation methods is important with respect to the estimated impact of … environmental variables on the performance. In addition, the inclusion of the environmental variables has considerable effect on the … during 2004-2010, and the performance of these companies is compared across the two models with and without environmental …