Global MacroDatasetNewAdded 2026-11-13

Penn World Table (PWT 11.0)

185 countries, 1950 to 2023 (PWT 11.0)

Freeauth: noneCC-BY-4.0✓ verified Nov 13, 2026

Free?: FreeFree Excel and Stata downloads and online tool; no key.
Sign-up?: None neededCall it straight away
Commercial use?: YesCC-BY-4.0, with credit

The fine print

License note: CC BY 4.0 as stated for PWT 11.0 on the release page, with the page's attribution requirement to cite the PWT paper.
Required attribution: Required: the reference the PWT page gives (Feenstra, Inklaar and Timmer, American Economic Review).

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// Overview

Penn World Table (PWT 11.0)

The Penn World Table, from the Groningen Growth and Development Centre at the University of Groningen, gives cross-country data on relative levels of income, output, inputs and productivity at purchasing-power parity, as Excel and Stata files and an online tool.

Coverage

185 countries, 1950 to 2023 (PWT 11.0). The page says PWT 11.0 "is a database with information on relative levels of income, output, input and productivity, covering 185 countries between 1950 and 2023."

Good for

#global-macro#gdp#productivity#ppp#historical-data

Verdict

The standard dataset for cross-country growth and productivity comparisons at PPP; versions differ, so cite the version used. Licensed CC-BY-4.0: the page says "Penn World Table 11.0 by Robert C. Feenstra, Robert Inklaar and Marcel P. Timmer is licensed under a Creative Commons Attribution 4.0 International License". The page also sets an attribution requirement (cite the PWT paper). Same provider as maddison-project-database, different product. Rate limits: Not applicable (file downloads). Signal Lab links only.

// Limits

Free limits & license

Price	Free
Auth	none
Free tier	Free Excel and Stata downloads and online tool; no key.
Rate limit	Not applicable (file downloads).
License	CC-BY-4.0
License note	CC BY 4.0 as stated for PWT 11.0 on the release page, with the page's attribution requirement to cite the PWT paper.
Last verified	Nov 13, 2026

Limits belong to the provider and can change. Always confirm on the evidence page.

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// Full record · catalog.json

name: Penn World Table (PWT 11.0)
slug: penn-world-table
category: Global Macro
domain: Global Macro
type: Dataset
sitePageUrl: https://signal-lab.qdt.ai/datasets/penn-world-table
providerUrl: https://www.rug.nl/ggdc/productivity/pwt/
badge: Free
auth: none
freeTierLimits: Free Excel and Stata downloads and online tool; no key.
rateLimits: Not applicable (file downloads).
docsUrl: https://www.rug.nl/ggdc/productivity/pwt/
coverage: 185 countries, 1950 to 2023 (PWT 11.0). The page says PWT 11.0 "is a database with information on relative levels of income, output, input and productivity, covering 185 countries between 1950 and 2023."
lastVerified: 2026-11-13
evidenceUrls: https://www.rug.nl/ggdc/productivity/pwt/
tasks: global-macro
gdp
productivity
ppp
historical-data
license: CC-BY-4.0
licenseUrl: https://www.rug.nl/ggdc/productivity/pwt/
licenseNote: CC BY 4.0 as stated for PWT 11.0 on the release page, with the page's attribution requirement to cite the PWT paper.
attribution: Required: the reference the PWT page gives (Feenstra, Inklaar and Timmer, American Economic Review).

// The same record over MCP

Request · get_entry

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_entry",
    "arguments": {
      "slug": "penn-world-table"
    }
  }
}

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// Similar sources

Penn World Table (PWT 11.0)

Coverage

Good for

Verdict

Free limits & license

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// Full record · catalog.json

// The same record over MCP

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