By Stephen Culp NEW YORK (Reuters) – The S&P 500 and the Nasdaq posted losses on Thursday, as investors contended with solid economic data and a mixed bag of corporate earnings. The price-weighted Dow advanced, held aloft by industrials, while weakness in market-moving tech and tech-adjacent megacaps depressed the S&P 500 and Nasdaq in the wake of downbeat quarterly results and dour guidance. “It’s very much a bifurcated market, a tale of two cities,” said Tim Ghriskey, senior portfolio strategist Ingalls & Snyder in New York. “There’s lot of pressure on tech and tech-plus names, higher growth…