@ARTICLE{Bullock_Partisan_2009,
  AUTHOR       = {John G. Bullock},
  TITLE        = {Elite Influence on Public Opinion in an Informed Electorate},
  YEAR         = {2011},
  JOURNAL      = {American Political Science Review},
  volume       = {105},
  number       = {3},
  pages        = {496-515},
  month        = {August},
  URL          = {\url{http://bullock.research.yale.edu/elite/}},
}