Firm-Bank Linkage and Bank FinTech Index for Indonesian (IDX) Listed Non-Financial Firms, 2008-2025

Supplementary dataset for the paper "Digital Discipline vs. Regulatory Forbearance: Does Bank FinTech Counteract Zombie-Firm Formation Under Pandemic Credit Relief? Evidence from Indonesia." Contains: (1) the first firm-bank loan-linkage dataset for IDX listed non-financial issuers (hand-extracted from audited CALK loan notes), (2) a text-mined bank FinTech index, (3) an analysis-ready firm-year panel (2008-2025) with five zombie-firm definitions, fintech exposure, and forbearance treatment variables, and (4) a data dictionary, fill-in templates, and reproduction notes. All values trace to public filings (Stockbit annual financials, issuer CALK PDFs, World Bank, Bank Indonesia). No individual-borrower data.