It's amazing, if you know what you want to say, how fast it is to write.

In principle, there are only three main components of spending that much matter to monetary policy: consumer spending, business investment and exports and trade.

Someday we'll look back on this moment and plow into a parked car.

I've always been scared of advertising folk. I've met them at parties and I've been to their offices and I've always found them intimidatingly cool. At one company I visited, they held their meetings in a caravan that had somehow been installed in the place, a rather more exotic place to gather than the typical BBC glass box.

But beginners to the World Economics Forum have to understand there is no single Davos experience, and there is no single Davos community either. There are numerous tribes who interact only at a minimal level.

We all know that Americans love their statistics - in sport, obviously. And in finance too.

Being funny, it turns out, is like being a bank. It's a confidence trick. As long as everyone believes in you, you are fine.

We Brits print banknotes out in Debden in Essex, and have contracted it out to the private sector. Here in the U.S. it is a government operation right in the heart of Washington next door to the Holocaust Museum.

The new industries are brainy industries and so-called knowledge workers tend to like to be near other people who are the same. Think of the City of Hollywood. People cluster. This means you have winning regions, such as London and Cambridge, and losing regions. The people who want to be top lawyers in Sunderland are hoovered up by London.

For industry to settle in a country, you first need electricity for electricity, you need some trained workers for trained workers, you need some schools for schools you need some money for money, you need some industry.