Goldman Sachs flags five stocks set for major productivity gains from AI adoption. Companies with high labor costs and AI automation exposure may see the biggest profit boosts. H&R Block, Robert Half, and Cognizant are among the big potential winners. As hyperscalers invest hundreds of billions of dollars in AI infrastructure, investors are starting to wonder when they will finally see the technology boost the earnings of small- and mid-cap stocks. Goldman Sachs says the stock market winners are g ...