Association Between Number of Insurers and Premium Rates in the Affordable Care Act Marketplace.

Zhu, Jane M; Zhang, Yuehan; Wu, Bingxiao; Polsky, Daniel · JAMA Intern Med · 2017

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Abstract

This study uses publicly available Marketplace health plan data from 2016 and 2017 to examine whether premium growth in monopoly markets with a declining number of insurers differs from that in markets having a stable number of insurers.

Medical subject headings