But individuals and firms spend an enormous amount of resources acquiring information, which affects their beliefs; and actions of others too affect their beliefs.

Fortunately, America remains a robust democracy, where most individuals are not afraid to speak out. What we have done in Iraq has, however, compromised out standing as an advocate of basic human rights - the prime minister of one country responding to criticism of America for its human rights put it, it was liking having Dracula guard the blood bank. The loss of America's moral standing has been one of the great losses of this war.

Amherst was pivotal in my broad intellectual development; MIT in my development as a professional economist.

Our economy has not served large fractions of our population. Trump grasped that. And rather than saying, "What have we not done right?" he said, "It's those foreigners. Let's build a wall." He says globalization is unfair to the United States.

Drug companies spend more on advertising and marketing than on research, more on research on lifestyle drugs than on life saving drugs, and almost nothing on diseases that affect developing countries only. This is not surprising. Poor people cannot afford drugs, and drug companies make investments that yield the highest returns.

When I said "the pocket of the banks," it is not necessarily a mercenary relationship. It is a mindset.

I've always been sceptical about the notion that the market is a person you can engage in an argument with, and that that person is an intelligent, rational, well-intentioned person: it is fantasy. We know that ... the market is subject to irrational optimism and pessimism, and is vindictive ... You're dealing with a crazy man ... Having got what he wants he will still kill you.