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Investigating Sequences in Ordinal Data: A New Approach with Adapted Evolutionary Models
This paper presents a new approach for studying sequences across combinations of binary and ordinal variables. The approach involves three novel methodologies (frequency analysis, graphical mapping of changes between ...
No Democratic Transition Without Women’s Rights: A Global Sequence Analysis 1900-2012
What determines countries’ successful transition to democracy? Research has focused on socioeconomic and institutional factors, yet the assumption that political liberalization has to precede democratization has not been ...
The V-Dem Measurement Model: Latent Variable Analysis for Cross-National and Cross-Temporal Expert-Coded Data
The Varieties of Democracy (V–Dem) project relies on country experts who code a host of ordinal variables, providing subjective ratings of latent—that is, not directly observable— regime characteristics over time. Sets of ...
Does Democracy or Good Governance Enhance Health? New Empirical Evidence 1900-2012
It has been long debated whether regime types have impacts on human development. More specifically, compared to authoritarianism, are democracies more likely to provide public goods, including infrastructure that improve ...
Women’s Political Empowerment: A New Global Index, 1900-2012
The V-Dem index on women’s political empowerment provides information about women’s civil liberties, civil society participation, and political participation globally. Spanning from 1900 to 2012, three dimensions of ...
Evaluating and Improving Item Response Theory Models for Cross-National Expert Surveys
(University of Gothenburg, 2015)
The data produced by the Varieties of Democracy (V-Dem) project contains ordinal ratings of a multitude of country-level indicators across space and time, with multiple experts providing judgments for each country-year ...