I have a strong attachment to Harvard.

It wasn't that Harvard was deliberately trying to overwork me, but I think I had a tendency to take on more things out of enthusiasm than were good for me.

Because mechanism designers do not generally know which outcomes are optimal in advance, they have to proceed more indirectly than simply prescribing outcomes by fiat; in particular, the mechanisms designed must generate the information needed as they are executed.

I like to work on a number of things simultaneously. If you're working on a variety of projects and if you get stuck on one of them, you can move to another without grinding your gears indefinitely.

There is universal consensus among experts that the earth's atmosphere is heating up - and that we are responsible for it by putting carbon dioxide in the atmosphere. We also know that the consequences of global warming are catastrophic. But how do we make sure that all countries reduce greenhouse gases?

I don't want to make public statements about issues that I have not studied in detail.