?:authorAffiliation
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[\'Faculty of Economics, Tohoku Gakuin University, 1-3-1 Tsuchitoi, Aoba-ku, Sendai, Miyagi 985-8537, Japan; Center for Infectious Disease Education and Research, Osaka University, Japan. Electronic address: ssasaki.econ@gmail.com.\', \'Center for Emergency Preparedness and Response, National Institute of Infectious Diseases, Japan.\', \'Center for Infectious Disease Education and Research, Osaka University, Japan; Graduate School of Economics, Osaka University, Japan.\']
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