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This kind of constraint captures, for example, participating in events that overlap in time, or taking on roles in the presence of conflicting interests. We demonstrate, both theoretically and experimentally, that fairness characterizations such as EF1, MMS and MNW still are applicable and useful under item conflicts. Among other existence, non-existence and computability results, we show that a$$1\/\\Delta $$<\/jats:tex-math>1<\/mml:mn>\/<\/mml:mo>\u0394<\/mml:mi><\/mml:mrow><\/mml:math><\/jats:alternatives><\/jats:inline-formula>-approximate MMS allocation forn<\/jats:italic>agents may be found in polynomial time when$$n>\\Delta >2$$<\/jats:tex-math>n<\/mml:mi>><\/mml:mo>\u0394<\/mml:mi>><\/mml:mo>2<\/mml:mn><\/mml:mrow><\/mml:math><\/jats:alternatives><\/jats:inline-formula>, for any conflict graph with maximum degree$$\\Delta$$<\/jats:tex-math>\u0394<\/mml:mi><\/mml:math><\/jats:alternatives><\/jats:inline-formula>, and that, if$$n > \\Delta $$<\/jats:tex-math>n<\/mml:mi>><\/mml:mo>\u0394<\/mml:mi><\/mml:mrow><\/mml:math><\/jats:alternatives><\/jats:inline-formula>, a 1\/3-approximate MMS allocation always exists.<\/jats:p>","DOI":"10.1007\/s10458-021-09537-3","type":"journal-article","created":{"date-parts":[[2021,12,23]],"date-time":"2021-12-23T08:13:21Z","timestamp":1640247201000},"update-policy":"http:\/\/dx.doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Fair allocation of conflicting items"],"prefix":"10.1007","volume":"36","author":[{"ORCID":"http:\/\/orcid.org\/0000-0001-5691-8177","authenticated-orcid":false,"given":"Halvard","family":"Hummel","sequence":"first","affiliation":[]},{"ORCID":"http:\/\/orcid.org\/0000-0003-4204-2017","authenticated-orcid":false,"given":"Magnus Lie","family":"Hetland","sequence":"additional","affiliation":[]}],"member":"297","published-online":{"date-parts":[[2021,12,23]]},"reference":[{"issue":"1","key":"9537_CR1","doi-asserted-by":"publisher","first-page":"47","DOI":"10.1103\/RevModPhys.74.47","volume":"74","author":"R Albert","year":"2002","unstructured":"Albert, R., & Barab\u00e1si, A. 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