How many times have you paid $1 for a cup of coffee and after the clerk said, “thank you,” you responded, “thank you”? There’s a wealth of economics wisdom in the weird double thank-you moment. Why does it happen? Because you want the coffee more than the buck, and the store wants the buck more than the coffee. Both of you win.
Bang on. Read the full piece, it’s outstanding.
(Link via Cafe Hayek.)