Cost and Performance: A Comparison of the Individual and Group Health Insurance Markets

2000 ◽  
Vol 25 (1) ◽  
pp. 9-26 ◽  
Author(s):  
Mark V. Pauly ◽  
Allison M. Percy
2010 ◽  
Vol 100 (4) ◽  
pp. 1399-1431 ◽  
Author(s):  
Leemore S Dafny

To gauge the competitiveness of the group health insurance industry, I investigate whether health insurers charge higher premiums, ceteris paribus, to more profitable firms. Such “direct price discrimination” is feasible only in imperfectly competitive settings. Using a proprietary national database of health plans offered by a sample of large, multisite firms from 1998–2005, I find firms with positive profit shocks subsequently face higher premium growth, even for the same health plans. Moreover, within a given firm, those sites located in concentrated insurance markets experience the greatest premium increases. The findings suggest health care insurers are exercising market power in an increasing number of geographic markets. (JEL G22, I11, I18, L11, L25)


2004 ◽  
Vol 23 (4) ◽  
pp. 167-175 ◽  
Author(s):  
Alan C. Monheit ◽  
Joel C. Cantor ◽  
Margaret Koller ◽  
Kimberley S. Fox

2017 ◽  
Vol 7 ◽  
pp. 46-49 ◽  
Author(s):  
Michael F. Pesko ◽  
Johanna Catherine Maclean ◽  
Cameron M. Kaplan ◽  
Steven C. Hill

2005 ◽  
Vol 20 (3) ◽  
pp. 11-50
Author(s):  
Sudha Xirasagar ◽  
Carleen H. Stoskopf ◽  
James R. Hussey ◽  
Michael E. Samuels ◽  
William R. Shrader ◽  
...  

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