We need to keep in mind the well-established fact that the full effects of monetary policy are felt only after long lags. This means that policy makers cannot wait until they have achieved their objectives to begin adjusting policy.

The high cost of housing is crushing poor families and sending them to a state of desperation.

With neoliberalism discredited and austerity failed, we need to rewrite the rules of the economy once again. But this time in the right way. We need rules that focus on long-term economic growth, and the only kind of sustainable prosperity is shared prosperity.

All taxes, except a 'lump-sum tax,' introduce distortions in the economy. But no government can impose a lump-sum tax - the same amount for everyone regardless of their income or expenditures - because it would fall heaviest on those with less income, and it would grind the poor, who might be unable to pay it at all.

If the financial system has a defect, it is that it reflects and magnifies what we human beings are like. Money amplifies our tendency to overreact, to swing from exuberance when things are going well to deep depression when they go wrong. Booms and busts are products, at root, of our emotional volatility.

I'm of those who believe that excesses in all matters are not a good idea, whether it's formation of bubbles, whether it's excess in the financial market, whether it's excess of inequality, it has to be watched, it has to be measured, and it has to be anticipated in terms of consequences.