We investigate the wealth effects of takeovers in the mining industry of the German Ruhr district between 1896 and 1913. We employ event study methodology and use a new data set that covers stock prices of joint-stock mining companies and information on share prices of Gewerkschaften, an...

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 researchers employed by German chemical and electrical engineering firms at the turn of the 20th century and...