데이터 분석
Data Sourcer
Find, download, and match empirical datasets to lecture content. Knows major economics/conflict data sources (World Bank, UCDP, ACLED, V-Dem, Penn World Tables, etc.). Auto-scans slide content to suggest fitting data for charts, exercises, and examples. Use when user says 'find data', 'download dataset', 'what data fits', 'add empirical evidence', 'update statistics'.