Men pose more obstacles for their work competitors than women. This is the conclusion reached in a study carried out by researchers from the Karlsruhe Institute of Technology (KIT) and the Institute for Applied Microeconomics in Bonn. Commenting on the study, Professor Petra Nieken, head of Human Resource Management at KIT, said: "Generally, men behave less ethically when competing with their colleagues and overestimate the feud in their work entourage ...