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Pay Gap Case Study #8 – 33 London Councils – We Are One

November 18, 2025 By Nigel Marriott

I am breaking a golden rule of pay gap reporting in this article, I am benchmarking the 33 London Borough Councils on their gender pay gap data!

Before you gasp in horror, let me say straightaway the outcome of this article is complete vindication of this golden rule.  Benchmarking of employer pay gap data is statistically worthless.  Pay gap data of all kinds is inherently multivariate and cannot be reduced to one number league tables.  The story I will tell of the 33 councils of London in 2024 proves this point in spades.  In effect, none of the councils have a gender pay gap despite all of them publishing data to the contrary.

[Read more…] about Pay Gap Case Study #8 – 33 London Councils – We Are One

Filed Under: Diversity Tagged With: Chi-Squared Test, Correlation, Gender Pay Gap, Mean, Median, Pay Quarter Breakdown, PCA, principal components analysis, Principal Components Modelling, Representation Gap, Swap Number

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