Chapel Hill Expert Survey trend file, 1999-2019
Research on party competition and political representation relies on valid cross-national measures of party po- sitions. This research note reports on the 1999–2019 Chapel Hill expert survey (CHES), which contains measures of national party positioning on European integration, ideology, and several European Union (EU) and non-EU policies for six waves of the survey, from 1999 to 2019. The trend fi
