When British Prime Minister Theresa May said there was no magic money tree she was wrong. There is, but you still have to look after it. What happens if you take the money off the tree too quickly, and give it to the wrong people? Is that what’s happened over the last two years. This week Phil Dobbie asks Steve Keen if there’s an optimum level of expansion to the money supply (through government spending) and how do we claw back from it if we have overspent?