沪深两市8月31日总成交量为2.13万亿，从8月26日创下的四个多月新低反弹，但连续第八日保持在20日均线下方（2.25万亿，8月以来一直围绕该均线上下波动）。 -------- 注：两市成交量反映了各大机构、游资、广大散户对A股看法，高于均线代表总成交量升高，市场情绪偏乐观，低于均线代表总成交量下降，市场情绪降温。

BofA Securities said market-implied odds of a September Fed rate hike rose to near 60% after Fed Chair Kevin Walsh’s Friday speech, but further tightening still depends on August economic releases. Analysts cautioned a very weak August print could reverse expectations; absent a sizable downside surprise, the burden for a September hike falls on Walsh. The August employment report is due Friday; July’s employment reading was noticeably softer than forecasts, prompting some economists to question US potential growth.

Poland said it intercepted a Russian reconnaissance aircraft in the Baltic Sea, Saudi broadcaster Al Arabiya reported.