The allocation of intellectual property rights between firms and employed researchers causes a principal-agent problem between the two parties. We investigate the working contracts of inventors employed by German chemical, pharmaceutical, and electrical engineering firms at the turn of the 20th...

In this paper, we evaluate the impact of cartelisation and managerial incentives on the productive efficiency of German coal mining corporations. We focus on coal mining in the Ruhr district, Germany’s main mining area. We use stochastic frontier analysis and an unbalanced dynamic panel data...