@paulkrugman we annotated your paper on Interstellar Trade http://fermatslibrary.com/s/the-theory-of-interstellar-trade …. Thank you for being a voice of reason over the years
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@paulkrugman we annotated your paper on Interstellar Trade http://fermatslibrary.com/s/the-theory-of-interstellar-trade …. Thank you for being a voice of reason over the years