Based on the installation 'Wirtschaftswerte' by Joseph Beuys and in collaboration with the artists Daniel Buren, Tony Cragg, Hans-Peter Feldmann, and Imi Knoebel, the publication offers an exciting look back at the period from the late 1960s to the early 1980s. -- Exhibition: Kunsthalle Düsseldorf, Germany (08.04.-18.06.2017).