...ronto stock exchange）中股票股利、股票分割(stock splits)与股票合并 (stock reverse splits)的宣告效果(announcement effect)是否与美国市场相同。 在美国市场的研究均指出，当公司宣告发放股票股利或是股票分割时，都 会有正的股价反应。
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earning announcement effect 盈余公告效应
Announcement Effect to SEO 增发公告效应
This paper concerns on the reaction of the stock market to the monetary policy of the central bank, tests whether there is a statistically announcement effect through practical data in china.
本文主要考察我国股票市场对央行(即中国人民银行)相关货币政策的反应,主要通过实证数据研究在中国是否存在股票市场对央行货币政策的“公告效应”。
参考来源 - 我国股票市场对央行货币政策的“公告效应” （研究生论文）By dividing monetary policyannouncements into scheduled monetary policy announcements and unscheduledmonetary policy announcements, we employ the empirical method to analyze therespective announcement effect.
从规则和不规则货币政策宣告的角度,运用实证分析方法对不同类型的货币政策宣告效应进行研究。
参考来源 - 货币政策与股票市场价格行为研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The announcement had a dramatic effect on house prices.
这项公告对房屋价格产生了巨大的影响。
The patent right for utility model or design shall take effect as of the date of the announcement.
实用新型专利权和外观设计专利权自公告之日起生效。
The settlement agreement shall have legal effect from the date of the public announcement.
和解协议自公告之日起具有法律效力。
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