Medical providers' profit considerations might take priority over their patients' needs in Taiwan because they are allowed to both dispense and prescribe medications. I examine this problem in the demand of the anti-diabetic drugs market using information from millions of claims. Empirical...

Physicians’ generic pharmaceutical adoption involves not only patients’ and insurance payers’ cost, but also their own interests. This study examines this double agency problem for physicians by using Taiwanese data because two of its institutional features: First, patients and physicians...