4Kesidou E., Demirel P.. On the Drives of Eco—innova-tions :Empirical Evidence from the UK [j ]. Research Policy,2012(5).
5Chih- Hai Yang, Yu- Hsuan Tseng, Chiang- PingChen. Environmental Regulations, Induced R&D, and Pro-ductivity :Evidence from Taiwan's Manufecturing Industries[J]. Resource and Energy Economics,2012(34).
6Leiter A. M. et al.. Environmental Regulation and Invest-ment: Evidence from European Industry Data [j ] . EcologicalEconomics ,2011(4).
7Suchman M. C.. Managing Legitimacy: Strategic and In-stitutional Approaches [J ] . Academy of Management Review,1995(3).