Throughout the life of the project we will be publishing short papers summarising the data and findings for policymakers, along with academic papers.

This is the first in a series of short papers and acts as an introduction to the data and themes that will be explored throughout the City Evolutions project. Using data for 70 cities from 1971 to 1991 the paper highlights four key observations on employment growth, productivity change in the north and south, the story of the big cities and