Investigating the epidemiological and economic effects of a third-party certification policy for restaurants with COVID-19 prevention measures

Abstract This study investigates the effects of a third-party certification policy for restaurants (including bars) that comply with indoor infection-prevention measures on COVID-19 cases and economic activities. We focus on the case of Yamanashi Prefecture in Japan, which introduced a third-party c...

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Main Authors: Kazuya Hirokawa, Jumpei Hirota, Daiji Kawaguchi, Yusuke Masaki, Chiaki Onita
Format: Article
Language:English
Published: Nature Portfolio 2023-05-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-34498-w
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author Kazuya Hirokawa
Jumpei Hirota
Daiji Kawaguchi
Yusuke Masaki
Chiaki Onita
author_facet Kazuya Hirokawa
Jumpei Hirota
Daiji Kawaguchi
Yusuke Masaki
Chiaki Onita
author_sort Kazuya Hirokawa
collection DOAJ
description Abstract This study investigates the effects of a third-party certification policy for restaurants (including bars) that comply with indoor infection-prevention measures on COVID-19 cases and economic activities. We focus on the case of Yamanashi Prefecture in Japan, which introduced a third-party certification policy that accredits facilities, predominantly restaurants, that comply with the designated guidelines. We employ a difference-in-differences design for each of our epidemiological and economic analyses. The estimation results show that, from July 2020 to April 2021, the certification policy reduced the total number of new infection cases by approximately 45.3% (848 cases), while increasing total sales and the number of customers per restaurant by approximately 12.8% (3.21 million Japanese yen or $30,000) and 30.3% (2909 customers), respectively, compared to the non-intervention scenarios. The results suggest that a third-party certification policy can be an effective policy to mitigate the trade-off between economic activities and infection prevention during a pandemic, especially when effective vaccines are not widely available.
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spelling doaj.art-ec74bf6a7c644c37a02474b1ea3f11062023-05-14T11:13:36ZengNature PortfolioScientific Reports2045-23222023-05-0113111310.1038/s41598-023-34498-wInvestigating the epidemiological and economic effects of a third-party certification policy for restaurants with COVID-19 prevention measuresKazuya Hirokawa0Jumpei Hirota1Daiji Kawaguchi2Yusuke Masaki3Chiaki Onita4Graduate School of Public Policy, The University of TokyoGraduate School of Public Policy, The University of TokyoGraduate School of Public Policy, The University of TokyoGraduate School of Public Policy, The University of TokyoGraduate School of Public Policy, The University of TokyoAbstract This study investigates the effects of a third-party certification policy for restaurants (including bars) that comply with indoor infection-prevention measures on COVID-19 cases and economic activities. We focus on the case of Yamanashi Prefecture in Japan, which introduced a third-party certification policy that accredits facilities, predominantly restaurants, that comply with the designated guidelines. We employ a difference-in-differences design for each of our epidemiological and economic analyses. The estimation results show that, from July 2020 to April 2021, the certification policy reduced the total number of new infection cases by approximately 45.3% (848 cases), while increasing total sales and the number of customers per restaurant by approximately 12.8% (3.21 million Japanese yen or $30,000) and 30.3% (2909 customers), respectively, compared to the non-intervention scenarios. The results suggest that a third-party certification policy can be an effective policy to mitigate the trade-off between economic activities and infection prevention during a pandemic, especially when effective vaccines are not widely available.https://doi.org/10.1038/s41598-023-34498-w
spellingShingle Kazuya Hirokawa
Jumpei Hirota
Daiji Kawaguchi
Yusuke Masaki
Chiaki Onita
Investigating the epidemiological and economic effects of a third-party certification policy for restaurants with COVID-19 prevention measures
Scientific Reports
title Investigating the epidemiological and economic effects of a third-party certification policy for restaurants with COVID-19 prevention measures
title_full Investigating the epidemiological and economic effects of a third-party certification policy for restaurants with COVID-19 prevention measures
title_fullStr Investigating the epidemiological and economic effects of a third-party certification policy for restaurants with COVID-19 prevention measures
title_full_unstemmed Investigating the epidemiological and economic effects of a third-party certification policy for restaurants with COVID-19 prevention measures
title_short Investigating the epidemiological and economic effects of a third-party certification policy for restaurants with COVID-19 prevention measures
title_sort investigating the epidemiological and economic effects of a third party certification policy for restaurants with covid 19 prevention measures
url https://doi.org/10.1038/s41598-023-34498-w
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