Steve Landsburg writes about the ontological status of numbers. Am I the only one who senses a tension between his arguments?(*)
Paul Volcker writes about what should be done, but is there really "a core of common understanding that should provide a base for constructive negotiation"?
Assume that this anomaly due to leveraged ETFs really exists; Do you find it interesting that one way to trade it would be to buy/sell leveraged ETFs?
Finally, assuming that this anomaly is also real, would the most plausible explanation invoke the space aliens?
(*) He writes "a 'number' is that which all sets equinumerous to a given set have in common" but later "suggests that numbers are a more natural starting point than sets are".
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