Two people walk into the same economy. One leaves richer than when they arrived. The other leaves wondering how the bills are going to get paid this month. This isn't a thought experiment — it's the defining financial story of our era, and economists have a name for it: the K-shaped economy. You've likely felt it, even if you haven't had a term for it. The stock market hits record highs while food bank lines stretch around the block. Luxury hotel revenues soar while mid-ti