Hindriks, F.A.; Nieuwenhuijsen, H.R.; de Wit, G. - NEUHUYS - RESEARCH INSTITUTE FOR SMALL AND MEDIUM - 2000
We compare two methods for estimating a markup: Roeger (1995) on the one hand, and the structural approach of Appelbaum (1982) and Bresnahan (1982) on the other. Toeger estimates the average Lerner index. Furthermore, he uses the assumption of a constant markup as a substitute for data on the...