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Winter 2022
ISSN 0890-913X
Volume 37, Number 4

Decentralized Marketplaces with Privately Enforced Contracts: A Case Study of OpenBazaar

Peter C. Earle, American Institute for Economic Research
Max Gulker, Reason Foundation
Edward P. Stringham, Trinity College
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/index.php?action=ajax&rs=GDMgetPage&rsargs[]=2022 Journal of Private Enterprise Vol 37 No4 WINTER parte3.pdf&rsargs[]=0
TheJournalofPrivateEnterprise37(4),2022,43-59DecentralizedMarketplaceswithPrivatelyEnforcedContracts:ACaseStudyofOpenBazaarPeterC.EarleAmericanInstituteforEconomicResearchUnitedStatesofAmericaMaxGulkerReasonFoundationUnitedStatesofAmericaEdwardP.StringhamTrinityCollegeUnitedStatesofAmericaAbstractMultisignatureescrow,coupledwithblockchain,enablesself-enforcingcontractsbyallowingpartiestoprecommittothetermsofanagreementandtherebyreduce,oreliminate,theirabilitytocommitfraud.Manymainstreamfinancialinstitutionsareexperimentingwithblockchain-relatedplatformsthatusemultisignatureescrowtoassistintradingdebtinstrumentsandcommodities.OnenovelimplementationwasthedecentralizedtradingplatformOpenBazaar,whichdirectlyconnectedbuyersandsellersandranonopen-sourcesoftware.Buyerspaymentswereheldinescrowuntileitherbothpartiesagreedthatacontractwasfullyhonoredorathird-partymediatorsidedwithoneparty.Thefirmsupportingthemarketplacefailedtomonetizeitsinvestmentsandstoppedsupportingthesoftware.DespiteOpenBazaarsdemise,itlivesonindecentralizedcryptocurrencyapplications,nonfungible-tokenmarketplaces,andillicitdarknetmarketplaces.Studyingitskeyfeaturesgivesinsightsabouttheprospectsandlimitationsofdecentralizedmarketplacesandtheuseofsmartcontractsandmultisignatureescrow.JELCodes:D47,E27,F55,G23Keywords:onlinecommerce,fraud,blockchain,self-enforcingcontracts,privategovernance
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