Facet theory
searching for structure in complex social, cultural & psychological phenomena [proceedings of the 14th International Facet Theory Conference]2015
Financial investments, information flows, and caste affiliation
empirical evidence from IndiaWuppertal : Bergische Univ. Wuppertal, 2011
Financial signaling by innovative nascent entrepreneurs
Wuppertal : Bergische Univ. Wuppertal, 2009Financial system and innovations
determinants of early stage venture capital in Europe ; preliminaryWuppertal : Bergische Univ. Wuppertal, 2009
First do no harm, then do not cheat
DRG upcoding in German neonatologyWuppertal : Bergische Univ. Wuppertal, 2014Foundations of K-theory for C*-algebras
München, 1982
From emerging economies toward the emerging triad
Wuppertal : Bergische Univ. Wuppertal, 2013