With his viral video explaining debt-to-GDP ratio through the medium of biscuits, Gordon McKee is putting the ‘nom’ into economics. Since his election to the Commons last year, the Glasgow South MP has established himself as the Labour politician with the best social media game, a sort of Robert Jenrick of the left. His latest video sees McKee, mug of tea in hand, build a 3D graph of international debt-to-GDP ratios using custard creams and bourbon biscuits. Custard creams equal national wealth; Bourbons, government debt.

The 31-year-old stacks up bickie after bickie as he recounts the key points at which debt rose: Gordon Brown’s bank bailout; 14 years of the Tories; ‘some guy eats a bat in Wuhan and now nobody can go to work’. Over the last three decades, debt has gone from 30 per cen

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