Affiliation: | 1. Dong Fureng Institute of Economic and Social Development, Wuhan University, China;2. Institute of Health and Society, Department of Health Management and Health Economics, University of Oslo, Norway;3. BonnEconLab, University of Bonn, Germany;4. National Research University Higher School of Economics (HSE), Moscow, Russian Federation;5. Health Services Research Unit, Akershus University Hospital, Norway;1. Department of Economics, Northwestern University, USA;2. University of Virginia, Department of Economics, Charlottesville, VA 22903, USA;3. Department of Economics, University of Zurich, Switzerland |