Konrad, Kai A. Public Economics, MPI for Tax Law and Public Finance, Max Planck Society;
http://www.cesifo-group.de/DocDL/cesifo1_wp6774.pdf (Preprint)
Gresik, T., & Konrad, K. A. (2017). Tax havens, accounting experts, and fee-setting rules. CESifo Working Paper, No. 6774.