“…The choice between using a presidential primary or caucuses to determine allocation of convention delegates among candidates has consequences for nomination politics in any given state. Campaign spending in general is higher in primary states than in caucus states (Gurian, 1990(Gurian, , 1993 while long-shot candidates, who often lack substantial financial resources, give greater attention to caucuses (Ridout, Rottinghaus, & Hosey, 2009). Caucuses typically engage fewer participants (Karpowitz & Pope, 2015), which in turn results in caucus participants tending to be less representative of a state's electorate as a whole in terms of policy preferences and ideology than are primary election participants (Karpowitz & Pope, 2015;Meinke, Staton, & Wuhs, 2006;Norrander, 1993;Panagopoulos, 2010).…”