Every CEO firing workers for AI assumes shareholders win. A new paper from Penn and Boston University just proved shareholders are losing too. UBI can't fix it. Better AI makes it worse. And every standard policy response, from capital taxes to worker equity to free-market bargaining, fails. Jack Dorsey fired 4,000 people from Block last month and told analysts every other CEO will do the same within a year. He's right about the prediction. The math says he's wrong about the outcome. Workers…