Stephen McDonald

An analysis of environmental claims on products

Which? response to the CMA’s consultation on the Vets market investigation: remedies working paper

Consumer Attitudes towards Dynamic Pricing

Which? response to DBT's Putting Fans First - A consultation on the resale of live events tickets

Which? response to the CMA's consultation on its draft annual plan for 2025 to 2026 emphasising the importance of the CMA making effective use of both its consumer protection and competition powers, including the new powers provided through the DMCC Act, to protect consumers

In this collection of five essays with contributions from leading business voices, we set out the important ways in which consumer policy can be used to support economic growth

Experimental evidence on the impact of decoy broadband packages. 

A policy research report exploring member only promotions at supermarkets and major health and beauty retailers

Which? response to the CMA’s Issues Statement for its Market Investigation into the supply of veterinary services in the UK

Which?'s response to the Competition and Markets Authority consultation on its draft guidance

Which? details our support for the CMA's proposed Market Investigation Reference into veterinary services

Which? has developed an index to identify local areas by need for insulation by combining data on housing stock and the socio-economic and health indicators of the local population

Valuing consumer preferences for fixed price broadband contracts

Which?'s response to DWP's consultation on its proposed automated consolidation solution to address the growth of deferred small pots

This report sets out how effective consumer protections can support economic growth by encouraging competition and innovation in markets. Good consumer protections play a vital role in fostering a well-functioning market economy, where firms compete fairly by becoming more efficient, innovative and ultimately more productive. They can also engender confidence in consumers to try new firms, products and services in ways which can benefit businesses that want to grow

Which? welcomes the CMA’s publication of this draft guidance

A cost of living crisis briefing