- Author: National Bureau of Economic Research, Richard Ruggles
- Language: English
- Year: 2015
- Author: Wolfgang Forker, Hartmut Worch, Dietmar Rahner, Werner Schatt
- Language: German
- Year: 1983
- Author: Heinrich Scheel (editor)
- Language: German
- Year: 1984
- Author: Alfred Zimm
- Language: German
- Year: 1983
- Author: Heinrich Scheel (editor), Otto Prokop (editor)
- Language: German
- Year: 1984
- Author: Hans-Joachim Spangenberg
- Language: German
- Year: 1984
- Author: Johannes Heydenreich
- Language: German
- Year: 1983
- Author: Berthold Knauer (editor), Heinrich Scheel (editor)
- Language: German
- Year: 1984
- Author: Heinrich Scheel (editor), M. M. Dubinin (editor)
- Language: German
- Year: 1984
- Author: J. Wieting, R. Mikut
- Language: German
- Year: 1983