碩士 國立政治大學 財務管理研究所 93 With diverse development and further integration among international capital markets, more and more companies in Taiwan tend to issue convertible bond for financing in the past few years. In addition, Euro Convertible Bond (ECB) also facilitates firms to expand overseas markets and becomes popular. This study not only focuses on risk and stock price performance changes around convertible bond offerings, but also compares the differences between CB and ECB on research topics. It takes issuing companies that listed in Taiwan Stock Exchange or OTC as objects of study. Moreover, the study tests firm visibility as well as Merton’s investor recognition hypothesis of ECB. Picking 177 samples from Taiwan companies during 1999 and 2003, and I divide them into three groups. 96 firms in the first group only issue CB, 70 firms in the second group only issue ECB, and 11 firms in the final group issue both CB and ECB. According to the empirical results, this study points out several conclusions as foll