We all use cash in our everyday life, but we don't use hundred-dollar bills. We're not using 500-euro notes. And yet these account for mountains of cash out there. I think they're being used in tax evasion and by criminals of all types.

Why are oil prices so low? First, energy consumption growth rates in developing markets have decreased. This is particularly noticeable in China. Second, new technologies are being developed and the shale gas revolution in the USA has taken place

Unbridled capitalism in the United States can't be sustained socially. It leads to tensions.

Unbridled capitalism will lead to some very real problems.

It comes as no surprise that average Americans have a different perception of the economy than (US President) George W. Bush and his friends. They can play around with statistics as much as they want, but it's clear that we have an unfair distribution of wealth.

There has been a noticeable decline in the labor factor in all wealthy countries in the past 20 years. The rich are getting richer, but those at the lower end aren't moving ahead as quickly as the capitalists.

The problem - at least in the United States - is not that people can't find jobs. The problem is that they're no longer finding jobs that provide them with dignity and decent social status.