Replication Data for: Pérez-Liñán, Aníbal. 2006. \"Evaluating Presidential Runoff Elections.\" Electoral Studies 25 (1): 129-146

Data for 76 presidential elections in Latin America between 1979 and 2002 (expanded dataset for extension published in 2008 includes 93 elections through 2006). Variables include an index of institutional instability plus indicators of runoff electoral system, occurrence of a runoff election, reversion of the electoral outcome in the second round, party system institutionalization, effective number of parties, margin of victory, and timing of the election. See articles published in Electoral Studies (2006) and Miriada (2008) for a description of the variables in English and Spanish.

本数据集涵盖1979年至2002年间拉丁美洲的76场总统选举；2008年发布的扩展数据集将样本覆盖至2006年，总选举场次增至93场。数据集包含的变量包括制度不稳定性指数、决选选举制度指标、决选选举发生情况、第二轮选举结果逆转情况、政党制度制度化水平、有效政党数量、胜选差距以及选举举办时间。相关变量的英文与西班牙语说明可参阅发表于《Electoral Studies》2006年刊与《Miriada》2008年刊的相关学术文章。