碩士 / 國立交通大學 / 管理科學系所 / 98 / Based on the examples of Bear Stearns and Lehman Brothers, this research adopted the events study analysis to study the impact of Financial Tsunami in the U.S. stock market financial industry. The Bear Stearns and Lehman Brothers’ critical events 9 days were chosen to test its abnormal return to the United States financial institutions and industries in accordance with different sub-categories for the study 521 listed companies were categorized into seven major types of samples by industries. The companies were also classified into two event groups, crisis group and rescue group.
The empirical results show that the U.S. financial stocks have significant abnormal returns on the critical events of Bear Stearns and Lehman Brothers, and three industry categories, Major Group 60（Depository Institutions）, Major Group 61（Non-depository Credit Institutions）, and Major Group 62(Security and Commodity Brokers, Dealers, Exchanges, And Services), are strongly affected. In event category, there are negative abnormal return in crisis events and positive abnormal return in rescuing events. The impact is distinct in different industries and different types of categories of events declared. In addition, the effect of different sub-categories in financial industry is significant on cumulative abnormal returns of different event groups.
| Identifer | oai:union.ndltd.org:TW/098NCTU5457106 |
| Date | January 2010 |
| Creators | Wu, Shu-Yao, 吳姝瑤 |
| Contributors | Shieh,Gwo-Wen, Chung,Hui-Min, 謝國文, 鍾惠民 |
| Source Sets | National Digital Library of Theses and Dissertations in Taiwan |
| Language | zh-TW |
| Detected Language | English |
| Type | 學位論文 ; thesis |
| Format | 67 |
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