Guidance

Increase in economic output from higher productivity across selected Northern Mayoral Strategic Authorities: methodology

Information on the methodology used to calculate the increase in economic output from higher productivity across selected northern Mayoral Strategic Authorities.

• From: Ministry of Housing, Communities and Local Government and HM Treasury
• Published: 14 January 2026

Applies to England

Documents

Methodology: additional Gross Value Added estimates in northern Growth Strategy: Case for change

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This page explains the methodology used to calculate the illustrative change in economic output and fiscal revenues from bringing productivity (GVA per job filled) in 5 northern Mayoral Strategic Authorities to the UK average.

Published 14 January 2026