1. Social Comparison and Effort Provision: Evidence from a Field Experiment. Issue 4 (1st August 2014) Authors: Cohn, Alain; Fehr, Ernst; Herrmann, Benedikt; Schneider, Frédéric Journal: Journal of the European Economic Association Issue: Volume 12:Issue 4(2014:Aug.) Page Start: 877 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗