Impact of pharmaceutical cost-sharing on health
A NBER working paper by Chandra et al. (2021) finds that even small levels of cost sharing have a major impact on pharmaceutical use and mortality. …we show that an as-if-random increase of 33.6% in out-of-pocket price (11.0 percentage points (p.p.) change in coinsurance, or $10.40 per drug) causes a 22.6% drop in total drug…