This erosion of the middle class is happening all over the place. The opening of a wider gap between rich and poor is always accompanied by such a process.

The World Bank is now the biggest culprit in the debt crisis.

We have the most crude accounting tools. It's tragic because our accounts and our national arithmetic doesn't tell us the things that we need to know.

If you cut down a forest, it doesn't matter how many sawmills you have if there are no more trees.

What I worry about is climate change, because that would have untold effects that we can't even measure yet.

Only around 2% of the earth's surface is cultivatable land.

The natural capital is not income, but we spend our natural capital as if it were revenue, as if it were going to come back next year without any problems, whereas these renewals in nature can take hundreds of years.