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OECD Publishes 2025 Tax Revenue Statistics
The OECD on December 9 published its 2025 tax revenue statistics report, finding that the average tax-to-GDP ratio across member jurisdictions increased from 33.7 percent to 34.1 percent between the 2023 and 2024 financial years, with social security contributions and personal income taxes accounting for the largest shares of revenue on average in 2023 at 25.5 percent and 23.7 percent, respectively.