In this paper, a theoretical model of the impact of product and process innovations on output, capacity utilization, employment, and prices is developed. The model is estimated with micro-data for West German manufacturing firms from the ifo firm panel. The empirical results reveal that...

Barriers to entry are regarded as major impediments to the working of markets. Entry must not necessarily actually take place - the perceived threat of entry may encourage incumbent firms to behave as if they are in a competitive market, even if they are not. We present empirical evidence on...

This paper analyses price structures in the liberalized German market for long-distance telecommunications services. Theoretically deduced patterns are backed-up by empirical observations. The market is exceptionally competitive; entry is taking place on a large scale and prices are falling...

To increase competition in the retail market for gasoline, Germany's Federal Cartel Office established the so-called Market Transparency Unit for Fuels (MTU). Drawing on a panel data set covering 6,834 stations in Germany and employing both fixed effect methods and a difference-in-difference...

Market delineation is a fundamental tool in modern antitrust analysis. However, the definition of relevant markets can be very difficult in practice. This preliminary draft applies a new methodology combining a simple price correlation test with hierarchical clustering -a method known from...

Germany is the second largest coffee market in the world, just overshadowed by the United States. Coffee is the most popular beverage in Germany in fact more popular than beer. In 1999 the five biggest companies in the raosted coffee market had a combined market share of 84.5%. The market is...