最新报道:Stocks face a pivotal week as investors monitor five key factors: Federal Reserve Chair Jerome Powell's testimony before Congress, which could signal future rate moves; second-quarter earnings reports from major tech firms including Tesla and Netflix; June's inflation data for clues on price trends; retail sales figures indicating consumer health; and geopolitical tensions impacting global markets. Analysts warn volatility may rise amid mixed economic signals, with tech earnings particularly scrutinized after recent sector weakness. The S&P 500 approaches record highs despite concerns about stretched valuations in some market segments.