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.

I grew up reading 'Sense and Sensibility' and 'Pride and Prejudice' - girly kind of books.

I really believe that we have to work hard to make online education better and better, and eventually it's going to be really great. But like most of these things, it takes time to improve, to understand and to make things really good.

If you talk about STEM education, the best way to introduce anyone to STEM or get their curiosity going on, it's Minecraft.

We need another revolution in the Arab world. We need an education revolution. If there's one thing we need to focus on, it's redesigning our educational systems.