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

Jane M Zhu; Yuehan Zhang; Bingxiao Wu; Daniel Polsky

doi:10.1001/jamainternmed.2017.4780

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

JAMA Intern Med. 2017 Nov 1;177(11):1684-1686. doi: 10.1001/jamainternmed.2017.4780.

Authors

Jane M Zhu¹, Yuehan Zhang¹, Bingxiao Wu², Daniel Polsky³

Affiliations

¹ Division of General Internal Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia.
² Department of Economics, Rutgers University, New Brunswick, New Jersey.
³ Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia.

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.

MeSH terms

Humans
Insurance / statistics & numerical data*
Insurance Carriers / statistics & numerical data*
Patient Protection and Affordable Care Act / statistics & numerical data*
United States