More than 40 central banks are experimenting with blockchain, says a new report by the World Economic Forum.
"It's not useful for anything," Krugman and his cohort claim. The problem of this blinkered mindset is that it fails to recognize the cost of trust.
Cryptocurrencies took the stage Thursday at the World Economic Forum in Davos, Switzerland, during a panel discussion on bitcoin.
World leaders have struck a cautionary tone on cryptocurrencies in statements made during the World Economic Forum event in Davos.