Partai Politik dan Perilaku Pemilih Di Indonesia (Studi Pada Pemilu Legislatif 2009, 2014, dan 2019)

This study discusses the voter behavior that influence the fluctuation of political party voters changing in the 2009, 2014 and 2019 legislative elections. The undestanding of political parties with a rational voter behavior approach is carried out to detect the relationship of political parties performance to the people's choices in the Indonesia Legislative elections. However, the Indonesian voters behavior cannot be caracterized absolutely rational, because the sociological and the psychological voter behavior also strongly influences Indonesian voters, and even influences one another. This case study found that the behavior of Indonesian voters is volatile. loyal voters in the 2014 general election are predicted to only amount 20%. In the 2019 elections, loyal party voters tended to be stable due to several factors, 1) The political bipolarization between supporters of the Jokowi-Maruf and Probowo-Sandi pair, 2) high public satisfaction with the performance of the Jokowi-JK government, 3) stable public trust in government and opposition parties and 4) holding legislative elections in conjunction with the presidential election. This condition can be seen from the motives of political party voters who choose because of several main factors, namely figures, ideology and political work programs.