Research

Publications

Peer-reviewed papers

Haizhen Lin, Elizabeth L. Munnich, Michael R. Richards, Christopher M. Whaley, and Xiaoxi Zhao. “Outside Equity and Healthcare Firm Behavior,” Journal of Health Economics, accepted.

Agha, Leila, Ericson, Keith, and Xiaoxi Zhao (2023). “The Impact of Organizational Boundaries on Healthcare Coordination and Utilization” American Economic Journal: Economic Policy.

Chen, Alice, Michael Richards, Christopher Whaley, and Xiaoxi Zhao (2022). “The Extent Of Externalities From Medicare Payment Policy”, American Journal of Health Economics.

Douven, Rudy, Lukas Kauer, Sylvia Demme, Francesco Paolucci, Wynand van de Ven, Jürgen Wasem, and Xiaoxi Zhao (2022). “Should administrative costs in health insurance be included in the risk-equalization? An analysis of five countries”, European Journal of Health Economics.

Whaley, Christopher, Xiaoxi Zhao, Michael Richards, and Cheryl Damberg (2021). “Higher Medicare Spending on Imaging and Lab Services After Physician Practice Vertical Integration.” Health Affairs 2021, 40(5), 702-709.

Min, Bonan, and Xiaoxi Zhao (2019). “Measure Country-Level Socio-Economic Indicators with Streaming News: An Empirical Study.” Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP), pp. 1249-1254.

Leng, Biao, Xiaoxi Zhao, and Zhang Xiong (2014). “Evaluating the Evolution of Subway Networks: Evidence from Beijing Subway Network.” EPL (Europhysics Letters), 105: 58004.

Leng, Biao, Jianyuan Wang, Xiaoxi Zhao, Jun Fang, and Zhang Xiong (2013). “Out Flow in A Virtual MTR Station Using A Local View Floor Field Model.” International Journal of Modern Physics C, 24: 1350037.

Zhao, Xiaoxi (2012). “Analysis of The Major Factors Affecting Macao’s Economy.” 2012 International Conference on Management Science Engineering 19th Annual Conference Proceedings, pp.970-976

Reports

Jodi L. Liu, Zachary M. Levinson, Annetta Zhou, Xiaoxi Zhao, PhuongGiang Nguyen, Nabeel Qureshi (2022). “Environmental Scan on Consolidation Trends and Impacts in Health Care Markets” https://www.rand.org/pubs/research_reports/RRA1820-1.html

Global Hospital Management Survey - China, Management in Healthcare Report, 2015.

Working in progress

• “The Effects of Medical Provider Vertical Integration on Parenteral Prescription Drug Spending and Utilization,” with Jonathan S. Levin and Christopher Whaley, January 2022.

• “The Effect of Physician Vertical Integration on Referral Patterns, Patient Welfare, and Market Dynamics,” with Christopher Whaley, December 2022. Revise and resubmit, Journal of Public Economics

• “The Effect of Medical Loss Ratio Regulation on Insurer Pricing,” March, 2021.

• “Raising the Stakes - Physician Facility Investments and Provider Agency,” with Elizabeth L. Munnich, Michael R. Richards, Christopher M. Whaley, September 2020. Revise and resubmit, American Economic Review RAND WP version

• “What Saves More: Coinsurance or Copayment?,” with Chenlu Song, November 2019.

• “Participation in the Health Insurance Exchange Marketplaces”

• “Heterogeneity of Income Effect on Benefit Distribution of Social Health Insurance: Evidence from China”