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A comment on CBOE Will Start Bitcoin Futures Trading on December 10. Parent comment

Re:CBOE Will Start Bitcoin Futures Trading on December 10 by rb808 on Monday December 04, 2017 @02:26PM (#15846662)
How? That is the question. You can't short bitcoin so you can't arb it.
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Re:CBOE Will Start Bitcoin Futures Trading on December 10 by mathgenius on Monday December 04, 2017 @05:36PM (#15848192)
I agree. The only thing that would work is for a whale to sell some of their bitcoin and buy the futures. I'm guessing whales will come out of hiding to make this arb.
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Re:CBOE Will Start Bitcoin Futures Trading on December 10 by thibautx on Monday December 04, 2017 @06:56PM (#15848684)
To my knowledge exchanges including Gdax offer margin trading and ability to short.
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