Collection

DBT modelling working papers

Working papers and documentation of the models the Department for Business and Trade (DBT) has used and developed for shaping policy.

• From: Department for Business, Innovation, Science and Trade and Department for Business and Trade
• Published: 24 July 2025
• Last updated: 7 August 2026 — See all updates

A series of working papers and documentation of the models the Department for Business and Trade (DBT) has used and developed for shaping policy.

Modelling papers

• BIST new quantitative trade model
  • 7 August 2026
  • Research and analysis
• Estimating non-tariff measures (NTMs): DBT working paper
  • 14 July 2026
  • Research and analysis
• New quantitative trade model (NQTM) used in the upgraded UK-Republic of Korea FTA modelling paper
  • 7 August 2026
  • Research and analysis
• Partial equilibrium trade models modelling paper
  • 24 July 2025
  • Research and analysis
• Partial equilibrium trade (PE-TRAde) or (PETRA) model modelling paper
  • 24 July 2025
  • Research and analysis
• Partial equilibrium-D (PE-D) model modelling paper
  • 24 July 2025
  • Research and analysis
• Services trade modelling working paper
  • 23 August 2021
  • Research and analysis

Published 24 July 2025

Last updated 7 August 2026 — Show all updates

1. 7 August 2026

   'BIST new quantitative trade model' added to page.

2. 4 August 2026

   'Estimating non-tariff measures (NTMs): DBT working paper' added to collection.

3. 15 December 2025

   'New quantitative trade model (NQTM) used in the upgraded UK-Republic of Korea FTA modelling paper' added to collection.

4. 9 December 2025

   'New quantitative trade model used in the upgraded UK-Republic of Korea FTA modelling paper' added to collection.

5. 24 July 2025

   First published.