experimental measure
Rank Stability
Measures how much a country’s annual rank varies across rolling periods.
Data pipeline readyAdd the two canonical master CSVs to
data/raw/. The site will populate automatically on the next build.Data status →DirectionLower rank variability means greater stability.
Formula / constructionRolling variability of annual rank.
StatusExperimental
This experimental measure is documented before a production ranking is calculated.
Interpretation rule: this page reports descriptive measurements. Association or rank does not by itself establish a causal effect.