乌克兰总统泽连斯基：敦促盟国对俄罗斯实施进一步制裁，迫使其重返谈判桌。

1、沪深两市8月21日总成交量为1.88万亿，较上日明显回落，刷新今年4月以来新低，并跌破20日均线（2.32万亿，8月以来一直围绕该均线上下波动）。 2、8月21日衡量A股杠杆水平的融资买入额占A股流动市值之比略微降至10.03%，年内一直围绕着10%波动，但5月以来波动明显加剧。 -------- 注：1、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。 2、2015年以来，A股杠杆水平大部分时候维持在6%-10%，杠杆率超过10%意味着市场活跃度较高，可能接近或者处于牛市。达到15%以上意味着市场有过热风险，需要警惕风险。

An Iranian senior official told the Jerusalem Post and Al Mayadeen that Tehran has been invited to join the Mecca collective defence pact set up earlier this month by Saudi Arabia, Turkey and Pakistan. The invitation has not been confirmed by Iran’s foreign ministry or by any of the three pact members. Mehdi Rahimi, head of the Islamic Consultative Assembly news agency, said Iran has received the invitation and is reviewing it, adding regional states are moving toward a regional security umbrella and describing the development as a diplomatic win for Iran.