'We need to change the math of economic success'

Ruchir Sharma talks to Vikram Khanna about Brexit, the EU, China, demographics, the Fed and more.

There is an anti-establishment wave running through the world.

In the last chapter of my book, The Rise and Fall of Nations, we track the popularity ratings of leaders of the 20 largest economies. Those are today at an all-time low, about 20 percentage points lower than 10 years ago. They have been sliding steadily this decade.

The Brexit vote was very much a reflection of this anti-establishment wave. It was mainly a "thro…