0000000000354792
AUTHOR
Flavio Azevedo
The measurement of populist attitudes: Testing cross-national scales using item response theory
Recent research in the populism literature has devoted considerable efforts to the conceptualisation and examination of populism on the individual level, that is, populist attitudes. Despite rapid progress in the field, questions of adequate measurement and empirical evaluation of measures of populist attitudes remain scarce. Seeking to remedy these shortcomings, we apply a cross-national measurement model, using item response theory, to six established and two new populist indicators. Drawing on a cross-national survey (nine European countries, n = 18,368), we engage in a four-folded analysis. First, we examine the commonly used 6-item populism scale. Second, we expand the measurement wit…
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© The Author(s), under exclusive licence to Springer Nature Limited 2021, corrected publication 2022
POL859306_appendix – Supplemental material for The measurement of populist attitudes: Testing cross-national scales using item response theory
Supplemental material, POL859306_appendix for The measurement of populist attitudes: Testing cross-national scales using item response theory by Steven M Van Hauwaert, Christian H Schimpf and Flavio Azevedo in Politics