America’s War in Afghanistan Is the Mother of All
Sunk Costs
https://www.bloomberg.com/news/articles/2021-04-19/america-s-war-in-afghanistan-is-the-mother-of-all-sunk-costs
https://www.bloomberg.com/news/articles/2021-04-19/america-s-war-in-afghanistan-is-the-mother-of-all-sunk-costs