As I noted in my Nobel lecture, an early insight in my work on the economics of information concerned the problem of appropriability - the difficulty that those who pay for information have in getting returns.

I recognized that information was, in many respects, like a public good, and it was this insight that made it clear to me that it was unlikely that the private market would provide efficient resource allocations whenever information was endogenous.

My teachers helped guide and motivate me; but the responsibility of learning was left with me, an approach to learning which was later reinforced by my experiences at Amherst.

If Trump actually wants to help those who have been left behind, he must go beyond the ideological battles of the past.

The iPad is an amazing phenomenon. It is disrupting the enterprise. If you are an average employee, you can do anything for HR and Finance on the iPad.

We've gotta stand up against hate. If you're able to give money, give to Black Lives Matter. If you're able to protest, protest. If you're able to volunteer, volunteer.

The women themselves say they're far more likely to care about flexibility. The men say, 'I'm far more likely to care about money.'

In fact, the confidence of the people is worth more than money.