{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T03:02:05Z","timestamp":1787022125928,"version":"build-2736575974"},"reference-count":43,"publisher":"Public Library of Science (PLoS)","issue":"6","license":[{"start":{"date-parts":[[2023,6,21]],"date-time":"2023-06-21T00:00:00Z","timestamp":1687305600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100012456","name":"National Social Science Fund of China","doi-asserted-by":"publisher","award":["19AGL013"],"award-info":[{"award-number":["19AGL013"]}],"id":[{"id":"10.13039\/501100012456","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100012226","name":"Fundamental Research Funds for the Central Universities","doi-asserted-by":"publisher","award":["2020CDJSK02TD03"],"award-info":[{"award-number":["2020CDJSK02TD03"]}],"id":[{"id":"10.13039\/501100012226","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["www.plosone.org"],"crossmark-restriction":false},"short-container-title":["PLoS ONE"],"abstract":"<jats:p>\n                    Large-scale sports events have become a good opportunity for major enterprises to promote due to their high social attention; however, they also force enterprises to confront the risks of uncertainty and extreme loss. During the 2018 Russia World Cup, Vatti Co., Ltd.\u2019s promotion activity\n                    <jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"uri\" xlink:href=\"https:\/\/www.editorialmanager.com\/jobr\/SubManuscriptData.aspx?SessionThreadIdField=ca371098-cc70-4ba2-bba2-fa69860b5281\" xlink:type=\"simple\">\u201cIf France Wins, Get a Full Refund\u201d<\/jats:ext-link>\n                    suffered double losses economically and reputationally due to France\u2019s victory and the company\u2019s failure to fulfill its promise. This paper uses option hedging theory, and the risk management tools to construct a risk management model. Case analysis and program improvement were carried out\n                    <jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"uri\" xlink:href=\"https:\/\/www.editorialmanager.com\/jobr\/SubManuscriptData.aspx?SessionThreadIdField=ca371098-cc70-4ba2-bba2-fa69860b5281\" xlink:type=\"simple\">.<\/jats:ext-link>\n                    The research results show that using the winning odds can effectively control the risks. Companies should determine their promotion plan based on sale returns and the maximum implicit income generated by promotional activities. The research paper opens a new field using derivative financial instruments to control corporate promotion risks.\n                  <\/jats:p>","DOI":"10.1371\/journal.pone.0286990","type":"journal-article","created":{"date-parts":[[2023,6,21]],"date-time":"2023-06-21T17:03:20Z","timestamp":1687367000000},"page":"e0286990","update-policy":"https:\/\/doi.org\/10.1371\/journal.pone.corrections_policy","source":"Crossref","is-referenced-by-count":2,"title":["Large-scale sports events, sports gambling market and promotion risk management: Theoretical model and case analysis based on option hedging theory"],"prefix":"10.1371","volume":"18","author":[{"given":"Qi-an","family":"Chen","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8303-1686","authenticated-orcid":true,"given":"Xu","family":"Zhao","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Guohong","family":"Zhang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"340","published-online":{"date-parts":[[2023,6,21]]},"reference":[{"issue":"3","key":"pone.0286990.ref001","first-page":"425","article-title":"Capital Asset Prices: A Theory of Market Equilibrium Under Conditions of Risk","volume":"19","author":"William F. 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