---
canonical_url: "https://csls.ca/ipm-archive/ipm-issue-44/online-appendix-non-profit-sector-data-sources-and-volunteering-methodology/"
title: "Online Appendix: Non-Profit Sector Data Sources and Volunteering Methodology"
author:
  name: "CSLS"
  url: "https://csls.ca/author/cslc/"
date_published: "2026-07-13T08:14:56+00:00"
date_modified: "2026-07-13T08:14:56+00:00"
post_type: "ipm"
summary: ""
ipm_issue_period:
  - "Spring 2023"
ipm_keyword:
  - "Community Life Survey"
  - "data sources"
  - "non-profit sector"
  - "NPISH"
  - "ONS"
  - "UK"
  - "volunteering"
ipm_research_theme:
  - "Sectoral and firm-level dynamics"
ipm_country_focus:
  - "United Kingdom"
featured_image: "https://csls.ca/wp-content/uploads/2026/06/IPM_50_banner.webp"
status: "publish"
---

# Online Appendix: Non-Profit Sector Data Sources and Volunteering Methodology

Canonical URL: https://csls.ca/ipm-archive/ipm-issue-44/online-appendix-non-profit-sector-data-sources-and-volunteering-methodology/

# Online Appendix: Non-Profit Sector Data Sources and Volunteering Methodology

[Download full PDF article](https://csls.ca/wp-content/uploads/2026/07/IPM-Issue-44-2b-Martin-Franklin-Appendix.pdf)

Cite this article

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Cite this article as:

Martin, Josh, and Jon Franklin. 2023. “Online Appendix: Non-Profit Sector Data Sources and Volunteering Methodology.” International Productivity Monitor, No. 44 (Spring 2023): 1–8. https://www.csls.ca/ipm-archive/ipm-issue-44/online-appendix-non-profit-sector-data-sources-and-volunteering-methodology/

## Authors:

-
Josh Martin
Bank of England / ESCoE

-
Jon Franklin
Pro Bono Economics

## IPM Issue 44

Spring 2023 pp. 1–8

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## Abstract

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Online appendix to IPM-44-2 providing detailed ONS data sources, Community Life Survey volunteering participation rate methodology, age group modelling notes, and Table A1 of volunteering data used in constructing fuller productivity measures for the UK NPISH sector.

[Download full PDF](https://csls.ca/wp-content/uploads/2026/07/IPM-Issue-44-2b-Martin-Franklin-Appendix.pdf)