V-Dem is a unique approach to measuring democracy – historical, multidimensional, nuanced, and disaggregated – employing state-of-the-art methodology.
Varieties of Democracy (V-Dem) produces the largest global dataset on democracy with almost 30 million data points for 202 countries from 1789 to 2020. Involving over 3,500 scholars and other country experts, V-Dem measures hundreds of different attributes of democracy. V-Dem enables new ways to study the nature, causes, and consequences of democracy embracing its multiple meanings.