Theory and empirical evidence on the accuracy of ESG metrics
an empirical investigation of refinitiv ESG performance scores[Wuppertal], 26.10.2022
Topics in the computation of matrix functions
Fréchet derivatives, low-rank updates, decay bounds and limited-memory algorithmsWuppertal, 2025
Trusting financial institutions
out of reach, out of trust?Wuppertal : Bergische Univ. Wuppertal, 2013
