Mmt principals (nr 3) Is limited in its money creation and purchases only by inflation, which accelerates once the real resources (labour, capital and natural resources) of the economy are utilized at full employment
So you can’t really always print more money, unless you don’t care about inflation (that mostly screws the middle class).
But you can print more money while labour, capital, and natural resources are not fully utilised - which is a lot more than it is generally done at the moment.
On Wikipedia it says
Mmt principals (nr 3) Is limited in its money creation and purchases only by inflation, which accelerates once the real resources (labour, capital and natural resources) of the economy are utilized at full employment
So you can’t really always print more money, unless you don’t care about inflation (that mostly screws the middle class).
But you can print more money while labour, capital, and natural resources are not fully utilised - which is a lot more than it is generally done at the moment.