Using a recently expanded data set on supplier-customer links, we examine how customer concentration affects firm profitability. We find that the relation between customer concentration and firm profitability is more complex than recent literature suggests. We confirm that customer concentration...

Using a recently expanded data set on supplier-customer links, we examine how customer concentration affects firm profitability. We find that the relation between customer concentration and firm profitability is more complex than recent literature suggests. We confirm that customer concentration...

This third overview of EU competition and sector-specific regulatory jurisprudential and case law developments with a nexus to Poland covers the years 2010 and 2011. This period of time is worth noting for several reasons. First, EU courts delivered a significant number of judgments in...

Within the debate about the rise of costs in the German health system, the argument has put forth that patients' excessive demand for benefits is caused by the existence of a moral hazard problem. One way of influencing an insured person's consumer behaviour is the introduction of several...

We consider a policy game between a high-income country hosting a drug innovator and a low-income country hosting a drug imitator. The low-income country chooses whether to enforce an International Patent Regime (strict IPR) or not (weak IPR) and the high-income country chooses whether to allow...