?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=https%3A%2F%2Fpublications.ut-capitole.fr%2Fid%2Feprint%2F50585%2F&rft.title=The+marginal+majority+effect%3A+when+social+influence+produces+lock-in&rft.creator=Gelastopoulos%2C+Alexandros&rft.creator=Analytis%2C+Pantelis&rft.creator=Le+Mens%2C+Gael&rft.creator=Van+De+Rijt%2C+Arnout&rft.subject=B-+ECONOMIE+ET+FINANCE&rft.description=People+are+influenced+by+the+choices+of+others%2C+a+phenomenon+observed+across+contexts+in+the+social+and+behavioral+sciences.+Social+influence+can+lock+in+an+initial+popularity+advantage+of+an+option+over+a+higher+quality+alternative.+Yet+several+experiments+designed+to+enable+social+influence+have+found+that+social+systems+self-correct+rather+than+lock-in.+Here+we+identify+a+behavioral+phenomenon+that+makes+inferior+lock-in+possible%2C+which+we+call+the+%E2%80%98marginal+majority+effect%E2%80%99%3A+A+discontinuous+increase+in+the+choice+probability+of+an+option+as+its+popularity+exceeds+that+of+a+competing+option.+We+demonstrate+the+existence+of+marginal+majority+effects+in+several+recent+experiments+and+show+that+lock-in+always+occurs+when+the+effect+is+large+enough+to+offset+the+quality+effect+on+choice%2C+but+rarely+otherwise.+Our+results+reconcile+conflicting+past+empirical+evidence+and+connect+a+behavioral+phenomenon+to+the+possibility+of+social+lock-in.&rft.publisher=arXiv&rft.date=2024-07-22&rft.type=Monograph&rft.type=NonPeerReviewed&rft.format=text&rft.language=en&rft.identifier=https%3A%2F%2Fpublications.ut-capitole.fr%2Fid%2Feprint%2F50585%2F1%2F2408.03952v1.pdf&rft.identifier=++Gelastopoulos%2C+Alexandros+%3Chttps%3A%2F%2Fwww.idref.fr%2F283720182%3E%2C+Analytis%2C+Pantelis%2C+Le+Mens%2C+Gael+and+Van+De+Rijt%2C+Arnout+%3Chttps%3A%2F%2Fwww.idref.fr%2F273120999%3E++(2024)+The+marginal+majority+effect%3A+when+social+influence+produces+lock-in.++arXiv%2C+Toulouse+++++&rft.relation=http%3A%2F%2Ftse-fr.eu%2Fpub%2F130403&rft.language=en