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How can BlockFi offer such a high rate? In addition to charging interest on the loans it makes to consumers, it lends cryptocurrency to institutions like Fidelity Investments or Susquehanna International Group that use those assets for quick and sometimes lucrative cryptocurrency arbitrage transactions, passing on high returns to customers. And because BlockFi is not officially a bank, it does not have the large costs associated with maintaining required capital reserves and following other banking regulations.
From Crypto’s Rapid Move Into Banking Elicits Alarm in Washington – The New York Times:
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