Evolving technologies that allow economists to gather new types of data and to manipulate millions of data points are just one factor among several that are likely to transform the field in coming years.

In a slow-growing world that is short on aggregate demand, Germany's trade surplus is a problem.

The Fed's independence is critical.

In the past, Federal Reserve chairmen have not generally gone directly to the public.

I started studying business and finance in Edinburgh as a backup plan. I was still making music many hours a day, and when I was at university, the electronic music boom started really taking off globally.

I've been rich; I've been poor. I've been successful; I've been decimated. And the way I felt inside didn't change dramatically. It's less stressful to have money, that's for sure. But that doesn't mean I felt fulfilled. So I've learned to live in the smaller moments of life.

As long as I can make lots of money in other businesses, I'll continue to subsidize my own work.

There was no money in the sport but we'd be out there day in, day out, rain or shine, doing it.