What you should do is wait until the end of each month, and then say, "OK, how much money do I have? How much do I need? Let me send the rest to retirement."

In terms of the actual curriculum for management education, my own view is very simple-minded: The world is incredibly complex, it changes all the time, and we should not even hope that we could create a general model that accurately describes the world in all its possible states.

The experiments show quite clearly that, as you resist more and more temptation, you're actually more and more likely to fail.

If you ever go bar hopping, who do you want to take with you? You want a slightly uglier version of yourself. Similar ... but slightly uglier.

The problem with opportunity cost is that opportunity cost is divided among many, many things.

It was shocking to realize how many low-income Americans don't have savings accounts.

Money is all about opportunity cost. Every time you spend on something, that's something you can't spend on something else.