This OSF project contains the replication materials for the study “Balanced Prosperity Index (BPI).” It includes the cleaned input dataset, replication workbook, and supporting documentation used to reproduce the tables, figures, rankings, and robustness checks reported in the manuscript. All underlying raw source data are drawn from publicly available sources for the 2022 reference year, including the World Bank World Development Indicators and OECD datasets on average annual wages and disposable income inequality.