Krugman obviously don't know what he is talking about. The resources he is talking about are used to process the transactions between bitcoin owners. The mining is just a side effect.
How did a nobel prize winner made a so basic mistake on a topic that has been covered before by him so many times?
How did a nobel prize winner made a so basic mistake on a topic that has been covered before by him so many times?
Bet one Btc that he did that on purpose.