A Skeptic’s Guide to Modern Monetary Theory by N. Gregory Mankiw [pdf]
scholar.harvard.edu
scholar.harvard.edu
The real appeal of MMT is that it allows be state to raise revenue in a way that bypasses the dysfunctional Congress, and without the political cost of taxation.
That’s why Sanders and his followers love it.
Very few people understand it’s merits and flaws. Anyone not an economist who takes a position on this is motivated by ideology not science.