[[alternative]]A Research of after Ex-Right and Ex-Dividend Days of Taiwan Stock Market

[[abstract]] 本研究係探討台灣股票市場影響短期填權息機率因子及其影響，研究期間為2013年至2020年，以研究期間每年6月至8月進行除權息上市公司為研究對象，透過logistic迴歸模型對各類股從基本面、股利政策面、籌碼面、財務面等四大面向探討其對填權息機率之影響。 實證結果顯示：高本益比有利於電子類股一個月內填權息，高董監事持股率有利於營建類股一個月內及二個月內填權息，對於其他類股而言，高外資持股率有利於其一個月內填權息，高股東權益報酬率及高本益比有利於其一個月內及二個月內填權息。[[abstract]] The purpose of this study is to explore the factors Influencing the probability of recovering the price before ex- right and ex-dividend date in a short period of time on the Taiwan stock market. The research period is from 2013 to 2020. The research objects are the listed companies that carry out ex-right and ex-dividend from June to August each year during the research period. This paper discusses its influence on the probability of price recovery from four aspects: fundamentals, dividend policy, chips, and financials. The empirical results show that: High price-to-earnings ratio is of benefit to price recovery within one month for electronic stocks. High shareholding ratio of directors and supervisors is of benefit to price recovery within one month and two months for construction stocks. For other stocks, high shareholding ratio of foreign ownership is of benefit to price recovery within one month and the high the return on shareholders' equity and high price-to-earnings ratio are benefit to price recovery within one month and two months