“…In the last couple of years, several studies have conducted surveys in order to study legislative behavior (Aelst, Sehata, Dalen, 2010;Kam et al, 2010;Martin, 2010;Bowler and Farrell, 2011;Zucco and Lauderdale, 2011;Arnold, 2012;Scully, Hix and Farrell, 2012;Bailer et al, 2013;Deschouwer and Depauw, 2014;Bütikofer and Hug, 2015). Although legislative surveys are vulnerable to several methodological problems, they are rarely ever validated (Groves et al, 2011;Fowler Jr., 2013).…”