It's 2:47 a.m. and your phone buzzes on the nightstand. The notification suddenly glows in the darkness: "You're on a 7-day streak!"; "Don't break your streak!" You feel the need to open the app right ...

The most common argument against a commodity money is that it doesn’t expand and contract with the “needs of trade.” The idea is that if the economy grows, the money supply should grow with it. Under ...