Sozialer Fortschritt, Vol. 67 (2018), Iss. 1 : pp. 3–23 | First published online: March 02, 2018
Vierteljahrshefte zur Wirtschaftsforschung, Vol. 85 (2016), Iss. 4 : pp. 41–51 | First published online: October 03, 2017
Vierteljahrshefte zur Wirtschaftsforschung, Vol. 87 (2018), Iss. 1 : pp. 15–27 | First published online: October 19, 2018
Credit and Capital Markets – Kredit und Kapital, Vol. 51 (2018), Iss. 1 : pp. 73–91 | First published online: March 29, 2018
Sozialer Fortschritt, Vol. 68 (2019), Iss. 8–9 : pp. 701–729 | First published online: September 03, 2019