Professor Mullahy's research interests include the evaluation of health interventions, comparative effectiveness analysis, analysis of patterns of healthcare spending and costs, health-related behaviors and time use, and the applications of econometric methods to problems in health economics and health policy analysis. This includes time use, substance abuse, health care evaluation, and health econometrics.
-Determinants of success of young adults
-Poverty and health issues; disability, children's health
-Economic well-being of children
-Adequacy of savings of retired and disabled
-Evaluation of S-CHIP, especially BadgerCare