What to do when the conventional wisdom and the market sentiment are tugging in different directions? It’s happening now, with markets registering strong year-to-date gains even though elevated inflation and high interest rates are threatening a credit crunch and starting to crimp consumer spending. B. Riley’s chief investment strategist, Paul Dietrich has been watching the markets closely, noting, “The jump in the S&P 500’s big tech stocks is hiding concerns among investors that the U.S. is abo