Does price-cap regulation work for increasing access to contraceptives? Aggregate- and pharmacy-level evidence from Colombia

Price caps through international reference pricing are widely used worldwide but not so commonly in over-thecounter markets. We study the short-term effects of a price cap regulation for oral contraceptives in Colombia, a market dominated by the presence of several branded generics with multiple active ingredients. Most of the regulated products were fourth-generation contraceptives, and […]