Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) WATANABE Tsutomu,How Much Did People Refrain from Service Consumption due to the Outbreak of COVID-19?,CARF Working Paper Series,,,2020,CARF-F-477,,1-17,https://cir.nii.ac.jp/crid/1010294643603549581,