*三大股指普涨，纳指涨近1.3%； *中长期美债收益率小幅走高，10年期美债报4.04%； *纳斯达克中国金龙指数跌近0.5%。 美股周三上涨，延续前一交易日涨势。市场对人工智能带来的冲击与成本的担忧退居次位，取而代之的是对这项新兴技术潜在利好的重新乐观情绪。截至收盘，道指涨307.65点，涨幅0.63%，报49482.15点，纳指涨1.26%，报23152.08点，标普500指数涨...
Source Link*三大股指普涨，纳指涨近1.3%； *中长期美债收益率小幅走高，10年期美债报4.04%； *纳斯达克中国金龙指数跌近0.5%。 美股周三上涨，延续前一交易日涨势。市场对人工智能带来的冲击与成本的担忧退居次位，取而代之的是对这项新兴技术潜在利好的重新乐观情绪。截至收盘，道指涨307.65点，涨幅0.63%，报49482.15点，纳指涨1.26%，报23152.08点，标普500指数涨...
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