This paper studies the effect of two regulatory instruments - a price cap and a reference price system - a mandatory substitution rule, and the combination of both on generic competition in a Salop-type model with an off-patent brand-name drug and n differentiated generic versions. The price cap...

Using individual level-data, the paper uncovers patient and drug characteristics that determine the probability of using the original patented products despite the presence of generic substitutes in the Czech Republic in the period 2009-2013. Our results reveal different behavioral patterns for...