Reference prices constitute a main determinant of patient health care reimbursement in many countries. We study the effects of a change from an external (based on a basket of prices in other countries) to an internal (based on comparable domestic products) reference price system. We find that...

We study the effects of a change in the way patient reimbursements are calculated on the prices of pharmaceuticals using quasi-experimental data for Denmark which switched from external (where reimbursements are based on prices of similar products in foreign countries) to internal reference...