Virabhak, Suchin; Sohn, Wook - In: Applied Economics 41 (2009) 21, pp. 2705-2725
This article examines Medicaid preferred drug lists (PDLs), a cost-containment tool that designates specific drugs for use by Medicaid beneficiaries. We develop an empirical model to measure the direct and spillover effects of Medicaid PDL across Medicaid, cash and third-party payer markets; and...