Commentary
Rep. Alexandria Ocasio-Cortez (D-N.Y.), Sen. Bernie Sanders (I-Vt.), and other democratic socialists have embraced a new-old monetary theory: Modern Monetary Theory, or MMT for short. It is “new-old” in that the label is new, but versions of this theory have been around at least since the French Revolution when the disastrous fiat currency known as “assignats” impoverished the French people.