The funky math behind how the US economy could double in size. Overnight. (opens in new tab)

It was September 2006— roughly two years before the 2008 financial crisis annihilated much of the global economy. But Greece was already in deep trouble. Unemployment was hovering around 9%. Youth unemployment was a staggering 25%. And government finances were in the toilet, with official debt-to-GDP at 100% and annual budget deficits at nearly 8% […]