Computing Public Policy for Everyone
Trusted across the US
Expert policy analysis
March 26, 2025
Analysis of Michigan HB 4170
We project the bill, which would reduce Michigan’s tax rate from 4.25% to 4.05%, would cost $644 million in 2025.
January 21, 2025
The New York Working Families Tax Credit
A comprehensive analysis of the proposal from New York State Senator Andrew Gounardes.
January 17, 2025
Analysis of the Family First Act
We project that Representative Blake Moore's Child Tax Credit bill would raise revenue and reduce poverty.
December 29, 2024
PolicyEngine US in 2024: A year in review
From state-level modeling to AI-powered analysis, we expanded the frontier of policy research through technology.
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Compute any public policy reform
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Design custom policy reforms
PolicyEngine's country models contains hundreds of customisable policy parameters and can handle structural reforms.
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See how reforms affect households
Evaluate the impact of changes to policy rules on households or entire economics within seconds, and iterate quickly over policy ideas.
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Advanced analysis with our Python packages
Dive deeper into policy impact analysis using PolicyEngine's open-source Python packages. Customize your simulations and perform advanced reforms for thorough insights, all on your own computer.
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PolicyEngine is bringing applied science and rationality to governance. We have the ability to design sustainable, effective systems if we just use all the wonderful data we have at our disposal.
Transparency
We're fully open source
All PolicyEngine models, code, and data are open source and available in their latest form on GitHub, with code, documentation and validation from over fifty open-source contributors. This is our real-time, unfiltered development.
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Our models are tested extensively
PolicyEngine's software undergoes thousands of automated tests every day to ensure our simulations produce accurate results.
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PolicyEngine's API computes policy impacts
Instantly compute taxes and benefits for any household under current or reformed policy rules, using the PolicyEngine REST API, reproducing any result in the web app.
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