1960 年代末期，海洋地質專家即已預測東海大陸礁層蘊藏著豐富的油氣資源，並且造成了周圍國家的震撼，臺灣、中國與日本競相投入海域的探勘活動。但是，後來為了避免國際紛爭，各方遂停止在東海探採石油。然而，隨著海底資源開發技術的發展、國際原油價格節節攀升，以及聯合國海洋法公約的生效，中、日雙方圍繞在東海油氣田的爭端再度爆發出來。由於中國開始在日本主張的「中間線」附近開採石油，造成日本的強烈反應，雙方衝突不斷升級，值得臺灣密切關注。深究中、日在東海發生爭端的根本原因..

In the late 1960s, marine geologists had predicted that the continental shelf in the East China Sea is rich in oil and gas. This finding shocked the surrounding regions of Taiwan, Japan, and China, leading to a fever of oil exploration. These countries then stopped the exploration to prevent further international disputes. However, as new seabed resources exploring technology is developed, rising price of crude oil, and the implementation of the UN Convention on the Law of the Sea, the conflict of the East China Sea oil and g..

日本民主黨於 2009 年的眾議院選舉中擊敗執政的自由民主黨，黨魁鳩山由紀夫於 9 月 16 日成為日本首相。由於民主黨在參議院未過半，為了維持國會穩定運作，鳩山首相選擇與社會民主黨、國民新黨組成聯合內閣。 不過鳩山政權內部不斷出現閣員之間的對立，而鳩山首相始終無法處理這些政府決策過程之中所發生的混亂，學者與主要媒體多認為，發生混亂的原因是在於鳩山本人的領導能力不足。不過本論文認為，導致鳩山政權內部的混亂主因是民主黨建構的決策運作模式本..

Yukio Hatoyama, the chairman of the Democratic Party of Japan (DPJ), succeeded to the Prime Minister of Japan on 16 September 2009 after DPJ won the 2009 Japanese general election. In the election, DPJ acquired 308 out of a total of 480 seats in the House of Representatives of Japan, while the Liberal Democratic Party(LDP), the former ruling party only acquired 119 seats. However, Hatoyama was thus forced to form a coalition government with the Social Democratic Party and the People’s New Party in response to a situatio..