This article intends to answer three questions. Firstly, how can we define comparison? Secondly, how can we handle it? Thirdly, is the search for causal relationships the ultimate purpose of researches in political science or should we complement it with an interpretive procedure? In the first part the article presents what we shall understand for comparison; in the following part, [the article] it points out the theoretical advantages of comparative analysis of few cases based on a historical perspective; in the third section, it makes the case for the complementarity between a causal analysis and a comprehensive perspective.
Comparison; History; Causal relationship; Interpretation; Political Science