This was uttered by Alexandria Ocasio-Cortez (D- NY). It’s a mashup word blend of two economists, Milton Friedman and John Maynard Keynes. I wonder what economic theory Milton Keynes would espouse? Here is the quote and site:
Milton Keynes is also a town in England, “my ol’ pal” informs me. https://en.wikipedia.org/wiki/Milton_Keynes
A big thanks Donna Cosentino for spotting this one and sending it in!