Aldashev, Gani; Mastrobuoni, Giovanni - Collegio Carlo Alberto, Università degli Studi di Torino - 2010
We study how the closeness of electoral race affect the number of invalid ballots under the traditional paper … correlation between the closeness of electoral race and the fraction of invalid ballots. This correlation is not driven by voters … the patterns of invalid ballots: (i) electoral districts and municipalities in Southern Italian regions have a …