This paper investigates the potential of maternal and infant health programs to improve the life expectancy of women and children. We study a program trialed 1931-33 in seven Swedish medical districts, assembling individual data from parish records and aggregate data from annual reports of...

This paper analyses the effects of minimum wages on competition in the German roofing sector. The case is particularly interesting since this sector is faced with a uniform minimum wage despite significant regional disparities in productivity and wages. As a control industry we take the plumbing...

We study competition in the German interurban bus industry two years after its liberalization in January 2013. In addition to a brief characterization of the liberalization process and several general market developments, we provide a detailed analysis of selected market characteristics such as...

We provide an empirical assessment of the German interurban bus industry two years after its deregulation in January 2013. In addition to a general description of key developments of the industry, we use a unique route-level price data set to study both competitive interaction in general and the...

This paper investigates how competition and firm size affect the relationship between market uncertainty and Ramp;D investment. We use an intuitively appealing measure of firm-specific uncertainty along with panel data to show that firms invest less in current Ramp;D as uncertainty about market...

We investigate the impact of consumer search and competition on pricing strategies in Germany's electricity retail. We utilize a unique panel dataset on spatially varying search requests at major online price comparison websites to construct a direct measure of search intensity and combine this...

This paper uses Granger non{causality tests to analyze if channel competition exists between the companion websites of 93 German newspapers observed between I/1998 and II/2005. It provides econometric evidence for significant negative effects of companion website traffic on the print circulation...

We study competition in markets with transport costs and capacity constraints. We compare the outcomes of price competition and coordination in a theoretical model and find that when firms compete, they more often serve more distant customers who are closer to the competitor’s plant. If firms...

Many health care systems aim to enhance hospital quality by encouraging competition. However, evidence on the relationship between quality and competition is inconclusive. My contribution to this literature is two-fold. Analyzing the relationship between competition and quality for the German...