Fischer S., Grechenig K., Meier N., Cooperation under punishment: Imperfect information destroys it and centralizing punishment does not help, issue 2013/06, Bonn, Max Planck Institute for Research on Collective Goods, 2013.
AbstractFull text
Hellwig M., The Provision and Pricing of Excludable Public Goods: Ramsey-Boiteux Pricing versus Bundling, issue 2006/21, Bonn, Max Planck Institute for Research on Collective Goods, pp. 47, 2006.
AbstractFull text
published in:
Journal of Public Economics, vol. 91, pp. 511-540, 2007.