S. Arora and S. Gangopadhyay, Toward a theoretical model of voluntary overcompliance, Journal of Economic Behavior & Organization, vol.28, issue.3, pp.289-309, 1995.
DOI : 10.1016/0167-2681(95)00037-2

D. Baron, Private Politics, Corporate Social Responsibility, and Integrated Strategy, Journal of Economics & Management Strategy, vol.10, issue.1, pp.7-45, 2001.
DOI : 10.1162/105864001300122548

M. Bagnoli and S. Watts, Selling to Socially Responsible Consumers: Competition and The Private Provision of Public Goods, Journal of Economics <html_ent glyph="@amp;" ascii="&"/> Management Strategy, vol.84, issue.3, pp.19-445, 2003.
DOI : 10.1016/S0047-2727(96)01602-7

L. Bottega, D. Freitas, and J. , Public, Private and Nonprofit Regulation for Environmental Quality, Journal of Economics & Management Strategy, vol.72, issue.1, pp.105-123, 2009.
DOI : 10.1111/j.1530-9134.2009.00209.x

K. Brekke and K. Nyborg, Attracting responsible employees: Green production as labor market screening, Resource and Energy Economics, vol.30, issue.4, pp.509-526, 2008.
DOI : 10.1016/j.reseneeco.2008.05.001

T. J. Feddersen and T. W. Gilligan, Saints and Markets: Activists and the Supply of Credence Goods, Journal of Economics & Management Strategy, vol.10, issue.1, pp.149-171, 2001.
DOI : 10.1162/105864001300122584

P. Fleckinger, M. Glachant, and G. Moineville, Incentives for Quality in Friendly versus Hostile Informational Environments, 2012.

R. Heinkel, A. Kraus, and J. Zechner, The Effect of Green Investment on Corporate Behavior, The Journal of Financial and Quantitative Analysis, vol.36, issue.4, pp.431-450, 2001.
DOI : 10.2307/2676219

A. Heyes, A signaling motive for self-regulation in the shadow of coercion, Journal of Economics and Business, vol.57, issue.3, pp.238-246, 2005.
DOI : 10.1016/j.jeconbus.2005.02.004

T. Lyon, Good Cop/Bad Cop: Environmental NGOs and Their Strategies, 2010.

T. P. Lyon and J. W. Maxwell, Greenwash: Corporate Environmental Disclosure under Threat of Audit, Journal of Economics and Management Strategy, 2011.

M. Yaziji and J. Doh, NGOs and Corporations: Conflict and Collaboration, 2009.
DOI : 10.1017/CBO9780511626708