混合式選制融合了多數決與比例代表兩種選制的精神，不過關於此種選制兩票架構對投票的影響，有兩種截然不同的主張:一是認為兩票各自獨立運作，其影響可以獨立估算;另一派則主張兩票抉擇會相互影響，亦即具有所謂連動效果(interaction effects，或稱感染效果 contamination effects)的存在，因此必須綜合考量兩票架構的互動關係。而在日本施行的混合選制，又因允許候選人在兩種選票間重複提名，更使得其兩票間的連動關係益形複雜。 ..

The Mixed Electoral System combines the spirits of plurality and proportional representation. The way two-ballot structure influencing the voting behavior however is not settled. Of the two distinctive schools, one believed that two ballots work separately and therefore, their influences should be estimated independently. The other group advocated the existence of contamination effects (or interaction effects), and believed that it is necessary to consider the interaction between two ballots. As for the Mixed- Member Majorita..

日本「防衛計畫大綱」的制定模式隨內外環境變化，政治菁英與官僚的政策功能不斷改變，而政官之間互動也成為影響防衛政策內容的主因。過去四期的制定模式變化從冷戰期間高度左右意識形態對立下政治菁英消極參與及官僚有限主導、冷戰後政黨脆弱共識下政治菁英有限參與及官僚有限主導、到 911 事件後內閣強力主導下官僚被動配合、與民主黨執政下的多元政治參與及官僚擔任專業幕僚，逐漸形成政官分工架構。其中，內閣與執政黨負責提供政治領導、政策方向、與政黨間共識形成;防衛官僚認知國際局勢..

The making of Japan’s National Defense Program Guidelines (NDPG)has been shifting from a limited bureaucratic-centric model under domestic ideological confrontation and political elites’ limited participation during and after the Cold War to the division of labor between political and bureaucratic elites during Koizumi’s “Kantei Diplomacy” and the Democratic Party of Japan(DPJ)era. The Cabinet and ruling party provide political leadership, policy direction, and consensus formation in the ruling c..