What makes African voters “up for grabs”? Existing approaches to the swing voter have several liabilities. This article introduces a new measure enabling a more comprehensive assessment of swing voting, including the differentiation between clientelistic and collective goods motivations. The...

What makes opposition parties win elections in sub-Saharan Africa? The literature on voters in Africa tells us that ballots are won over by clientelism rather than by economic development, thus undermining the quality of collective goods provision and democratic accountability. We challenge this...

A vast literature suggests that voters in new democracies “sell” their vote to patrons providing private or small-scale club goods, or alternatively, that such goods are distributed along ethnic lines to reinforce ethnic voting. In either case the outcome is undermining democratic...

With Version 6, we are releasing new data for 113 countries covering 2013 and 2014, and for 76 of these countries data is also available for 2015 – in addition to the full data for all 173 countries from 1900-2012. The dataset now includes about 350 unique and disaggregated democracy...

For policymakers, activists, academics, and citizens around the world the conceptualization and measurement of democracy matters. The needs of democracy promoters and social scientists are convergent. We all need better ways to measure democracy. In the first section of this document we...

This paper presents a new method inspired by evolutionary biology for analyzing longer sequences of requisites for the emergence of particular outcome variables across numerous combinations of ordinal variables in social science analysis. The approach involves repeated pairwise investigations of...

This study argues that strong parties play a critical role in fostering economic development. The theory explores how parties broaden the constituencies to which policy makers respond and help politicians to solve coordination problems. These features ensure that politicians engage in better...

The need for non-pharmaceutical interventions aimed at curtailing the spread of infectious diseases depends crucially on country-specific demographic and public health situations. However, the early stages of the Covid-19 pandemic saw an almost homogeneously rapid adoption of such interventions...

Democracy is under threat globally from democratically elected leaders engaging in erosion of media freedom, civil society, and the rule of law. What distinguishes democracies that prevail against the forces of autocratization? This article breaks new ground by conceptualizing democratic...

National governments are the main actors responsible for mapping and protecting their biodiversity, but countries differ in their capacity, willingness, and effectiveness to do so. We quantify the global biodiversity managed by different regime types and developed a tool to explore the links...