“What do schoolteachers and Sumo wrestlers have in common?”
That’s the title of the first chapter of Freakonomics by Steven Levitt and Stephen Dubner, a book that I often cite as my introduction to how the world really works. Before reading it, I thought that I had that covered. I was a doctor, after all! I had spent years of study and hard work to become one. Surely I didn’t arrive at that point in my life without having a good understanding of the greater world around me, right?
So very, very wrong.
The first example cited in Freakonomics introduced