There is still no consensus on who or what caused the financial crisis which engulfed the world, beginning in the summer of 2007. A huge number of suspects have been identified, from greedy investment bankers, through feckless borrowers, dilatory regulators and myopic central bankers to violent video games and high levels of testosterone among the denizens of trading floors. There is not even agreement on whether the crisis shows a need for more government intervention in markets, or less: some maintain that government encouragement of home ownership lay at the heart of the problem in the US, in particular. In The Financial Crisis Howard Davies charts