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 "text": "Altruism cannot be relied on in a decentralized anonymous system, so fees are ultimately crucial; the authors conclude that several blockchains with different fee structures must exist so that different transaction values can be given correspondingly different security.",
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  "name": "Wulf A. Kaal",
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 "citation": "Craig Calcaterra, Wulf A. Kaal, Secure Proof of Stake Protocol (2018). SSRN: https://ssrn.com/abstract=3125827",
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