牛津经济研究院-半建成的英国：解锁国家的基础设施增长计划（英）

NOVEMBER 2025HALF-BUILT BRITAIN: UNLOCKING THE NATION’S INFRASTRUCTURE GROWTH PLANSABOUT OXFORD ECONOMICSOxford Economics was founded in 1981 as a commercial venture with Oxford University’s business college to provide economic forecasting and modelling to UK companies and financial institutions expanding abroad. Since then, we have become one of the world’s foremost independent global advisory firms, providing reports, forecasts, and analytical tools on more than 200 countries, 100 industries, and 8,000 cities and regions. Our best-in-class global economic and industry models and analytical tools give us an unparalleled ability to forecast external market trends and assess their economic, social, and business impact.Headquartered in Oxford, England, with regional centres in New York, London, Frankfurt, and Singapore, Oxford Economics has offices across the globe in Abu Dhabi, Belfast, Chicago, Dubai, Dublin, Hong Kong, Los Angeles, Mexico City, Milan, Paarl, Paris, Philadelphia, Sydney, Tokyo, and Toronto. We employ over 750 staff, including more than 450 professional economists, industry experts, and business editors—one of the largest teams of macroeconomists and thought leadership specialists. Our global team is highly skilled in a full range of research techniques and thought leadership capabilities from econometric modelling, scenario framing, and economic impact analysis to market surveys, case studies, expert panels, and web analytics.Oxford Economics is a key adviser to corporate, financial, and government decision-makers and thought leaders. Our worldwide client base now comprises over 3,000 international organisations, including leading multinational companies and financial institutions; key government bodies and trade associations; and top universities, consultancies, and think tanks.Half-built Britain: Unlocking the nation’s infrastructure growth plansNOVEMBER 2025CONTENTS3All data shown in tables and charts are Oxford Economics’ own data, except where otherwise stated and cited in footnotes, and are copyright © Oxford Economics Ltd.The modelling and results presented here are based on information provided by third parties, upon which Oxford Economics has relied in producing its report and forecasts in good faith. Any subsequent revision or update of those data will affect the assessments and projections shown.This report has been written by Graham Robinson, Jeremy Leonard, Emily Gladstone, and Clarissa Hahn, of Oxford Economics.To discuss the report further please contact:Graham Robinson, Global Infrastructure and Construction Lead, Oxford Economics: grobinson@oxfordeconomics.comJeremy Leonard, Managing Director, Global Industry Services, Oxford Economics: jleonard@oxfordeconomics.comOxford Economics 4 Millbank, London SW1P 3JA, UK Tel: +44 203 910 8000Foreword ....................................................................................................5Executive summary .....................................................