Why have ‘safe haven’ cryptocurrencies sunk with the markets? Cryptocurrencies have followed volatile global markets. This was not supposed to happen. John Vaz Department of Banking and Finance As Facebook pushes for payments domination, can we trust them? Led by Facebook, 'Big Tech' plans to launch its Libra cryptocurrency next year, throwing down the gauntlet to the global financial system. The choice for consumers: Who do we trust? John Vaz Kym Brown Department of Banking and Finance Even in the new cryptocurrency world, cash remains king In 1637, a mania for tulips fanned the world's first speculative asset bubble. In 2018, Bitcoin looks a lot like this. John Vaz Kym Brown Department of Banking and Finance