While reading Simmon Hannah’s “A party with socialists in it”, I made a note to talk about Corbynism and Modern Monetary Theory. I will write an omnibus, review of that book, but think that a further note on MMT and its role as part of Corbyn’s programme, and the insights and weaknesses it brings to today’s crisis might be appropriate. In 2015, Corbyn flirted with MMT but by 2017, McDonnel, Meadway and Wren Lewis had won control of the Party’s…