當歐洲聯盟完成 2004 年和 2007 年東擴以後，烏克蘭、白俄羅斯與摩爾多瓦三國成為歐盟與俄羅斯權力競爭的緩衝地帶，此三國外交政策偏好與未來可能走向對歐洲地區未來整合具重要意義。從對外政策制訂過程來看，一國外交政策選擇除受外部環境影響外，內部改革因素不容忽視，尤其歐盟於後冷戰時期推動之擴張政策對周邊國家產生極為深遠之影響。基於此，本文將採取社會穩定、民主化與經濟依賴三要素做為分析架構，以社會穩定與否、民主化程度高低、對外經濟依賴程度三變項理解此三國外交政..

Belarus, Moldova, and Ukraine occupy the focal point of political development in the European continent after the end of Cold War when European Union completed its eastern enlargement. The author argues that social stability, democratization and economic dependency are three major factors influencing Belarus, Moldova, and Ukraine’s foreign policy choices. First, the more stable social order within the country, the likelier government may foster a more unified foreign policy. Second, the more democratic political process..

有別於戰後以來政治思想史、歷史與文化的研究，多元主義於 1970 年代中期後在日本政治學界正式登場。利用個案研究、深度訪談與調查計量方法，多元主義針對現代日本政治的運作進行實證分析，而日本的政經與社會結構也出現多元化的現象，賦予多元主義解釋的有效性，使得多元主義研究蔚為日本政治學的新潮流。然而，1993 年自民黨的下野，以及聯合政權形態的常態化，政治決定架構出現重大的轉變，多元主義在此挑戰下，採取政策爭論點研究途徑與特定行為者的個案研究，努力建構普遍的解釋模..

Differs to the traditional approaches of political theory history and the historical-cultural studies in postwar Japan, the pluralism approach had been introduced and connected to Japan’s political studies since the mid-1970s. Because of various changes of political, economic and social structure in Japan, the pluralism approach, which especially emphasizes on the research methods such as case study, in-depth interview and survey study, was efficiently utilized to analyze Japan’s practical politics and gradually b..