Chapel Hill expert surveys 1999–2017 – chesdata.eu
Ryan Bakker, Catherine de Vries, Erica Edwards, Liesbet Hooghe, Seth Jolly, Gary Marks, Jonathan Polk, Jan Rovny, Marco Steenbergen, and Milada Vachudova. 2015. "Measuring party positions in Europe: The Chapel Hill expert survey trend file, 1999-2010." Party Politics 21.1: 143-152.
Polk, Jonathan, Jan Rovny, Ryan Bakker, Erica Edwards, Liesbet Hooghe, Seth Jolly, Jelle Koedam, Filip Kostelka, Gary Marks, Gijs Schumacher, Marco Steenbergen, Milada Vachudova and Marko Zilovic. 2017. "Explaining the salience of anti-elitism and reducing political corruption for political parties in Europe with the 2014 Chapel Hill Expert Survey data," Research & Politics (January-March): 1-9.
- see CHES 1999-2014 trend file import –
- see CHES 2017 flash survey import –
ches.Rfor final party information