This post was initially written in French https://freakonometrics.hypotheses.org/87034 The idea that the economy is a zero sum game is remarkably persistent. It comes up almost every time we talk about international trade, taxation, insurance, or redistribution. If someone gains more, someone else must necessarily lose. This intuition feels natural because it matches many everyday situations. When a price goes up, the buyer feels like they are losing what the seller is gaining. When an insurance premium is paid, the policyholder feels like they are … <a href=“https://freakonometrics.hypo …