Research

Research interests

Applied microeconometrics, Health inequality, Individual health behavior, Primary care markets

Publications:

Research Papers:

• Anell, A, Dackehag, M, Dietrichson, J, Ellegård, LM, Kjellsson G. (forthcoming) Better Off by Risk Adjustment? Socioeconomic Disparities in Care Utilization in Sweden Following a Payment Reform Journal of Policy Analysis & Management

• Milos Nymberg, V, Ellegård, LM, Kjellsson, G, Wolff, M, Borgström Bolmsjö, B, Wallman, T, & Calling, S. (2022). Trends in remote health care consumption in Sweden: Comparison Before and During the First Wave of the COVID-19 Pandemic. JMIR Human Factors, 9(1), [article on journal webpage]. 

• Fischer, Gerdtham, Heckley,  Karlsson, Kjellsson, Nilsson:  Education and Health: Long run efffects of peers, tracking and years Economic Policy 2021 Vol 36 [article on journal webpage] 

• Anell, A, Dietrichson, J, Ellegård, LM, Kjellsson G. Information, Switching Costs, and Consumer Choice: Evidence from Two Randomized Field Experiments in Swedish Primary Care. Journal of Public Economics  2021  [article on journal webpage] [working paper]

• Kjellsson G,  Petrie D  Visualizing the evolution of income inequality Journal of Income Distribution 2021 Vol29   [article on journal webpage]

• Dietrichson, J, Ellegård, LM, Kjellsson G. Patient choice, entry, and the quality of primary care: evidence from Swedish reforms. Health Economics 2020 [[article on journal webpage] 

• Svereus, S, Rehnberg, C, Kjellsson, G. Socioeconomic distribution of GP visits following patient choice reform and differences in reimbursement models: evidence from Sweden.  Health Policy  2018 Vol 122(9)  [article on journal webpage]

• Kjellsson, G. Extending decomposition analysis to account for unobserved heterogeneity and persistence in health behavior: income related smoking inequality among Swedish women. Health Economics 2018 Vol 28(2) [article on journal webpage]

• Kjellsson, G, Petrie D. Graphical tools for monitoring inequality The beauty can lie (in the details). Epidemiology 2017 Vol 28(4) [article on journal webpage]  [Invited commentary on Blakely et al.]

• Heckley, G, Gerdtham, U-G, Kjellsson, G. A general method for decomposing the causes of socioeconomic inequality in health. Journal of Health Economics 2016. Vol 48  [article on journal webpage]  [Stata code]

• Kjellsson, G, Gerdtham, U-G, Petrie, D. Lies, damned lies, and health inequality measurements: Understanding the value judgments. Epidemiology 2015 Vol 26(5) [article on journal webpage] [comment by Adam Wagstaff] 

  • Kjellsson, G, Gerdtham, U-G., Petrie, D. The authors respond: Pophham F, Re: Lies, damned lies, and health inequality measurements: Understanding the value judgments. Epidemiology 2016 Vol 27(3) p e16-17  [article on journal webpage] [Response to F. Popham]

• Kjellsson, G, Clarke, P, Gerdtham, U-G. Forgetting to Remember or Remembering to Forget - A Study of the Recall Period Length in Health Care Survey Questions. Journal of Health Economics 2014. Vol 35 [article on journal webpage] [working paper]

• Kjellsson, G, Gerdtham, U-G. On Correcting the Concentration Index for Binary Variables. Journal of Health Economics 2013. Vol 32 (3) [article on journal webpage]

• Kjellsson, G, Gerdtham, U-G. Lost in translation: Rethinking the Inequality Equivalence criteria for bounded health variables, Research on Economic Inequality 2013. Vol 21: Health and Inequality.  [article on journal webpage] [working paper]

• Kjellsson, G, Gerdtham, U-G., Lyttkens, C.H. Breaking bad habits by education – Smoking dynamics among Swedish woman. Health Economics 2011. Vol 20 (7) [article on journal webpage]

Monographs:

• Kjellsson, G,  Health, Inequality, and Smoking. Doctoral Dissertation, Lund Economic Studies Nr 175, 2014.

Other:

• Kjellsson, G, Gerdtham, U-G. Measuring health inequalities using the concentration index approach. In Encyclopedia of Health Economics, edited by Tony Culyer, Elsevier, San Diego, 2014 [article on journal webpage]

• Gerdtham, U-G, Kjellsson, G. 2011 Mätning och Analys av ojämlikhet i hälsa. - Om konsten att mäta något utan att veta vad och hur. Ett diskussionsunderlag framtaget för Kommission för ett socialt hållbart Malmö, Malmö Stad [article]

Working Papers:

• Ellegård, LM, Kjellsson, G, Mattisson, L.  An App Call a Day Keeps the Patient Away? Substitution of Online and In-Person Doctor Consultations Among Young Adults Working Papers in Economics 808 (Under revision)

• Anell, A, Dackehag, M, Dietrichson, J, Ellegård, LM, Kjellsson G.  Well-Informed Choices? Effects of Information Interventions in Primary Care on Care Quality. Working paper 2022:15