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Jonathan Berk and Jules van Binsbergen: The Arithmetic of Active Management, Revisited (EP.220)

The Rational Reminder Podcast

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How Much Time You Spend Making Something Determines Its Value?

Karl mark: How much time you spend making something determines its value. He says in a class example, 99 people make a left shoe, one person makes a right shoe. The nat alpha is the amount of money the left shoe owner goes home with ad that's going to be close to nothing, he says. Mark: In investment management, i need two imputs instead of the left and the right shoe. I need investible money, and i need mutual fund manager's skill.

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