本研究主要探討動能投資策略在台灣開放式股票型基金市場短、中、長期下的獲利情形,及動能投資策略之適用時機。詳言之,本研究以台灣開放式股票型基金市場為研究對象,使用1997年9月到2008年8月之月資料,運用Lee & Swaminathan(1999)的動能生命週期假說,探討動能策略在台灣開放式股票型基金市場的適用情形。綜合各項的實證結果,本研究得到以下結論: 一、台灣開放式股票型基金市場是存在價格之動能效果。 二、台灣開放式股票型基金市場是存在週轉率之動能效果。 三、台灣開放式股票型基金市場中,以報酬率與基金週轉率所形成之動能效果的績效是持續性。 四、台灣開放式股票型基金市場是存在動能生命週期之現象。
The purpose of this study is to investigate the short- , medium- and long-term performance of momentum strategies for open-ended mutual funds using the monthly data over the period September 1997 to August 2008 in Taiwan. Inspired by Lee & Swaminathan (1999), this study tests the momentum life cycle hypothesis. The empirical findings on Taiwan’s open-ended mutual funds market are summarized as follow. First, we find the open-ended mutual funds exist price momentum effect in Taiwan. Second, the open-ended mutual funds have the turnover momentum effect. Third, the price and turnover momentum effects both exist. Finally, Taiwan’s open-ended mutual funds market supports the momentum life cycle hypothesis.