Where does government subsidized loans to banks (eg Fed, Fannie, Freddie) sit in your list? The government is a monetary sovereign - it cannot run out of dollars to use. The actual constraint is that creating too much new money creates too much price inflation. But for the past decades most monetary inflation has been flowing into the financial sector and bidding up the asset bubbles, with the "fiscal responsibility" political narrative merely being a dishonest cover to keep that gravy train flowing.