Governments have to invest in the fourth industrial revolution Larry Elliott

Prepare for the age of the driverless car and the robot that does the housework. That was the message from the World Economic Forum earlier this year as it hailed the start of a new industrial revolution. According to the WEF, the fourth big structural change in the past 250 years is upon us. The first industrial revolution was about water and steam. The second was about electricity and mass production.