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 "text": "The double spending problem has not been eradicated in theory: a group or syndicate obtaining 51 percent control of a network could reverse transactions and create a private chain that the market could only limitedly discern as not real.",
 "author": {
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  "name": "Wulf A. Kaal",
  "identifier": "https://orcid.org/0009-0008-7840-1847"
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 "citation": "Wulf A. Kaal, Samuel Evans, Blockchain-Based Securities Offerings (2019). SSRN: https://ssrn.com/abstract=3411110",
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