model catalog

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Five open UK and US models cover household policy, fiscal and monetary shocks, near-term forecasts, and long-run structural change.

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What do you need to understand?

Taxes and benefits for a household or populationUK + US · PolicyEngine A monetary or fiscal shock in the US over coming quartersUS · frb-us A selected UK fiscal or macro scenario over 3–5 yearsUK · obr-macro Work, saving, and capital effects over decadesUK · psl-og What drove UK GDP and inflation at the latest model-data vintageUK · boe-svar

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Each guide covers inputs, outputs, method, validation, limitations, and how to run the model.

obr-macroUKhosted

OBR macroeconometric model

Selected near-term scenarios. Trace GDP, consumption, and investment against the official forecast. Validated for selected shocks; borrowing is not yet returned.

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boe-svarUKhosted

Bank of England structural VAR

UK conditions and forecasts. Identify shocks and forecast GDP and inflation with uncertainty ranges. Estimated through 2025Q1; conditioned through 2026Q1.

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frb-usUShosted

Federal Reserve macroeconomic model

Selected US shocks. Run raw monetary and fiscal levers under VAR expectations. No reform bridge or model-consistent expectations.

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psl-ogUKlocalexperimental

PSL overlapping generations

Long-run incentives and capital. Run local steady-state reform analysis; transition paths are available from the package. Calibrated, not outcome-validated.

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pe-microsimUKUShosted

PolicyEngine microsimulation

Households and distribution. Calculate taxes, benefits, net income, and population impacts. Population results depend on survey data; no macro feedback.

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