How big is the U.S. stock market bubble? UBS provides seven observation indicators

Current high valuations in the US stock market have raised concerns about a potential bubble. A UBS report points out that the market has seven indicators of bubble formation: the "buying the dip" mentality, the "this time is different" narrative brought by artificial intelligence technology, intergenerational memory gaps, overall profit growth under pressure, high market concentration, active participation of retail investors, and a loose monetary environment. However, the report believes that the market is still in the early stages of a potential bubble and has not yet reached a dangerous peak, as valuations have not reached extreme levels, the proportion of technology investment to GDP is manageable, and there have been no extreme merger and acquisition cases similar to those seen during the dot-com bubble as topping signals