Do cryptocurrencies matter?

Recorded at the CEPR Paris Symposium. Can cryptocurrencies be useful? Not just for crypto bro speculators, but as a shield against the depreciation of the official currency if a government is determined to pursue inflationary policies – a proposition first argued by Friedrich Hayek in his 1976 book “The Denationalisation of Money”. Bruno Biais tells Tim Phillips how this might work and is already happening in some countries.