Grechenig, Kristoffel Max Planck Institute for Research on Collective Goods, Max Planck Society;
http://www.coll.mpg.de/pdf_dat/2010_15online.pdf (Preprint)
Grechenig, K., & Sekyra, M. (2010). No Derivative Shareholder Suits in Europe – A Model of Percentage Limits and Collusion.