What has been the effect of competition from parallel imports on prices of locally-sourced onpatent drugs? Did the 2002 Swedish mandatory substitution reform increase this competition? To answer these questions, we carried out difference-in-differences estimation on monthly data for a panel of...

The market share for parallel imports when pharmacies can negotiate discounts with parallel traders and sellers of locally sourced products is analyzed both theoretically and empirically. The theoretical model shows that, with discount negotiations, pharmacies will sell locally sourced products...