Another warning sign for stocks is rearing its head, Jim Paulsen says. The Wall Street economist and former CIO of The Leuthold Group said he identified a concerning pattern in the US economy that suggests the market could be headed for rocky terrain. In a post on Substack, he pointed to the ratio of GDP that was attributable to the private sector over the public sector — a key reflection of economic growth that has declined over the past quarter. Historically, the growth rate of the private