Rankings

SSRN: Top 2% (worldwide ranking of 426,524 researchers across 30 disciplines)

RePec: Top 6% Germany, Top 5% European Union, Top 7% worldwide (research papers in economics, analyzing 1,900 archives from 93 countries with about 2.3 million research pieces from 2,800 journals and 4,500 working paper series. About 50,000 authors have registered.)