K. Abts and S. Rummens, Populism versus democracy, Political Studies, vol.55, issue.2, pp.405-424, 2007.

A. Bågenholm and N. Charron, Do politics in Europe benefit from politicising corruption?, West European Politics, vol.37, issue.5, pp.903-931, 2014.

R. Bakker, D. Vries, C. Edwards, and E. , Measuring party positions in Europe: The Chapel Hill Expert Survey trend file, Party Politics, vol.21, issue.1, pp.143-152, 1999.
URL : https://hal.archives-ouvertes.fr/hal-02182425

R. Bakker, E. Edwards, and S. Jolly, Anchoring the experts: Using vignettes to compare party ideology across countries, Research & Politics, vol.1, issue.3, pp.1-8, 2014.

N. Charron, L. Dijkstra, and V. Lapuente, Mapping the regional divide in Europe: A measure for assessing quality of government in 206 European regions, Social Indicators Research, vol.122, issue.2, pp.315-346, 2014.

S. Dahlberg, S. Homberg, and B. Rothstein, University of Gothenburg: The Quality of Government Institute, 2016.

R. J. Dalton and I. Mcallister, Random walk or planned excursion? Continuity and change in the left-right positions of political parties, Comparative Political Studies, vol.48, issue.6, pp.759-787, 2015.

H. Döring and S. Regel, Party facts: An online platform about political parties (www.partyfacts.org), 2016.

S. Engler, Corruption and electoral support for new political parties in central and eastern Europe, West European Politics, vol.39, issue.2, pp.278-304, 2016.

B. Halleröd, B. Rothstein, and A. Daoud, Bad governance and poor children: A comparative analysis of government efficiency and severe child deprivation in 68 low-and middle-income countries, World Development, vol.48, pp.19-31, 2013.

S. Hanley and A. Sikk, Economy, corruption or floating voters? Explaining the breakthroughs of anti-establishment reform parties in eastern, Europe. Party Politics, vol.22, issue.5, pp.522-533, 2016.

S. B. Hobolt, The Brexit vote: A divided nation, a divided continent, Journal of European Public Policy, vol.23, issue.9, pp.1259-1277, 2016.

S. B. Hobolt, D. Vries, and C. E. , Issue entrepreneurship and multiparty competition, Comparative Political Studies, vol.48, issue.9, pp.1159-1185, 2015.

S. Holmberg and B. Rothstein, Dying of corruption, Health Economics, vol.6, issue.4, pp.529-547, 2011.

L. Hooghe and G. Marks, A postfunctionalist theory of European integration: From permissive consensus to constraining dissensus, British Journal of Political Science, vol.39, issue.1, pp.1-23, 2009.

L. Hooghe, R. Bakker, and A. Brigevich, Reliability and validity of measuring party positions: The Chapel Hill Expert Surveys of, European Journal of Political Research, vol.49, issue.5, pp.687-703, 2002.

L. Hooghe, G. Marks, and C. J. Wilson, Does left/right structure party positions on European integration?, Comparative Political Studies, vol.35, issue.8, pp.965-989, 2002.

J. Huber and R. Inglehart, Expert interpretations of party space and party locations in 42 societies, Party Politics, vol.1, issue.1, pp.73-111, 1995.

J. Jagers and S. Walgrave, Populism as political communication style: An empirical study of political parties' discourse in Belgium, European Journal of Political Research, vol.46, issue.3, pp.319-345, 2007.

H. Kitschelt and A. J. Mcgann, The Radical Right in Western Europe: A Comparative Analysis, 1995.

H. Kriesi, The role of European integration in national election campaigns, European Union Politics, vol.8, issue.1, pp.83-108, 2007.

L. March, From vanguard of the proletariat to vox populi: Left-populism as a 'shadow' of contemporary socialism, SAIS Review, vol.27, issue.1, pp.63-77, 2007.

G. Marks, L. Hooghe, and M. Steenbergen, Crossvalidating data on party positioning on European integration, Electoral Studies, vol.26, issue.1, pp.23-38, 2007.

C. Mudde, The populist zeitgeist. Government and Opposition, vol.39, issue.4, pp.542-563, 2004.

C. Mudde, Populist Radical Right Parties in Europe, 2007.

S. Otjes and T. Louwerse, Populists in parliament: Comparing left-wing and right-wing populism in the Netherlands, Political Studies, vol.63, issue.1, pp.60-79, 2015.

G. Pop-eleches, Throwing out the bums: Protest voting and unorthodox parties after communism, World Politics, vol.62, issue.02, pp.221-260, 2010.

R. D. Putnam, R. Leonardi, and R. Y. Nanetti, Making Democracy Work: Civic Traditions in Modern Italy, 1994.

R. Rohrschneider and S. Whitefield, The Strain of Representation: How Parties Represent Diverse Voters in Western and Eastern Europe, 2012.

M. Rooduijn and T. Pauwels, Measuring populism: Comparing two methods of content analysis, West European Politics, vol.34, issue.6, pp.1272-1283, 2011.

M. Rooduijn, S. L. De-lange, and W. Van-der-brug, A populist zeitgeist? Programmatic contagion by populist parties in western, Europe. Party Politics, vol.20, issue.4, pp.563-575, 2014.

J. Rovny, Communism, federalism, and ethnic minorities: Explaining party competition patterns in eastern, Europe. World Politics, vol.66, issue.4, pp.669-708, 2014.

M. Steenbergen and G. Marks, Evaluating expert judgments, European Journal of Political Research, vol.46, issue.3, pp.347-366, 2007.

M. A. Vachudova, Corruption and compliance in the EU'S post-communist members and candidates, JCMS: Journal of Common Market Studies, vol.47, issue.s1, pp.43-62, 2009.

A. Volkens, P. Lehmann, and T. Matthieß, The Manifesto Data Collection. Manifesto Project (MRG / CMP / MARPOR). Version, Wissenschaftszentrum Berlin für Sozialforschung (WZB), 2016.

J. Wachs, Corruption in Hungary remains a serious problem, with EU funds being particularly vulnerable. LSE's EUROPP Blog, p.12, 2014.