Competition and Markets Authority (CMA)

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Competition and Markets Authority (CMA)

The CMA has been created by unifying the Competition Commission with most functions of the Office of Fair Trading – tackling price fixing, monopolies and unfair mergers.

In the News Teaching Activity – Does the childcare industry need regulating to reduce hidden costs to parents? (June 2026)

4th June 2026
CMA Introduces Price Caps for Vet Bills

24th March 2026
In the News Teaching Activity – what are the benefits of Kingsmill buying up Hovis? (Sept 2025)

18th September 2025
The Baby Formula Price Trap: How Branding and Regulation Are Costing Parents

16th February 2025
The Mobile Network Power Play: Vodafone and Three’s £16.5 billion Mega-Merger Explained

5th December 2024
In the News Teaching Activity – the CMA has potentially approved a merger between Vodaphone and Three (Nov 2024)

14th November 2024
£2.5bn Merger: Barratt and Redrow Join Forces Amid Competition Scrutiny

6th October 2024
Will Vodafone and Three’s Tie-Up Hurt Consumers?

23rd August 2024
Nationwide’s Bold Move to Acquire Virgin Money

19th July 2024
Business Economics - Two Mega Mergers!

10th July 2024
In the News Teaching Activity – is the price of getting your nails done going to rise? (Apr 2024)

15th April 2024
Sky High Vet Bills - CMA Launches Formal Probe

12th March 2024
CMA to investigate anti-competitive behaviour among leading house builders

27th February 2024
CMA launches probe into prices of baby formula

29th November 2023
In the News Teaching Activity – the CMA investigates the UK’s cloud computing market (Oct 2023)

12th October 2023
Competition Authority to investigate high fees and low price transparency in the UK vet market

7th September 2023
What are some of the short-run and long-run benefits from increased competition?

Study Notes
Horizontal Integration - Mega Merger in UK Telecoms

14th June 2023
Oligopoly - Supermarkets investigated over "rocket and feather pricing"

17th May 2023
Competition Policy - CMA blocks Microsoft's takeover of Activision Blizzard

27th April 2023
Collusion in Oligopoly - Ten construction firms fined total £60m

26th March 2023
Business De-mergers

Study Notes
Examples of mergers that have been blocked by the CMA

Study Notes
Hearing Aids Merger Under CMA Investigation

6th December 2022
Penguin Scraps Merger Plan with Rival Publisher

22nd November 2022
Competition Policy - Mega Publishing Merger is Blocked

1st November 2022
Horizontal Integration - Vodafone and Three in Merger Talks

3rd October 2022
Pfizer and Flynn fined £70m for price fixing a life-saving epilepsy drug

21st July 2022
Regulation of Payday Loans (Financial Economics)

Study Notes
Key Diagrams - Price Collusion in a Cartel (Oligopoly)

Topic Videos
Horizontal Integration - National Express seals takeover of rival Stagecoach

14th December 2021
Anti-competitive behaviour - CMA fines pharma firm over pricing of crucial thyroid drug

29th July 2021
Anti-competitive behaviour - UK drug companies fined £260m for inflating prices for NHS

15th July 2021
Ladbrokes and Coral merger approved

27th July 2016
Model agencies found guilty of price fixing

18th December 2016
Secondary ticket markets - blessing or curse for consumers?

19th December 2016
Tesco Goes for External Growth with Booker Takeover

27th January 2017
Short Videos on Price Fixing

1st February 2017
Anti-competitive behaviour in market for hydrocortisone tablets

4th March 2017
Competition and Markets Authority (CMA)

Study Notes
Anti-Trust Policy - Abuses of a Dominant Market Position

Study Notes
Competition Policy in Markets and Industries

Study Notes
Competition Policy - Market Liberalisation

Study Notes
Competition Policy - Key Terms

Study Notes
Monopoly Power in Markets

Topic Videos
Contestable Markets

Teaching PowerPoints
Oligopoly: Evaluating Costs and Benefits of Collusion

Topic Videos
Unit 3 Micro Answer Plan - Competition Policy

Exam Support
Leveraged buy-outs - How to buy a £6.8bn supermarket for £780m

16th February 2021
Competition and Markets Authority (CMA) intervenes in Viagogo's takeover of StubHub

2nd February 2021
CMA argues that Google and Facebook have too much market power

3rd July 2020
Competition policy - an investigation into government intervention to promote competition in markets [Year 12]

17th June 2020
Competition heats in contestable Spanish telecoms industry

15th June 2020
Just Eat buys US rival GrubHub

11th June 2020
Business Types and Business Growth (Online Lesson)

Online Lessons
Virgin and O2 plan merger

3rd May 2020
CMA probes Amazon over plan to buy Deliveroo stake

28th December 2019
Competition Policy: Preston-to-Scotland rail fares capped

6th December 2019
Takeovers - Clear The Deck Key Term Knowledge Activity

Quizzes & Activities
Advantages and Drawbacks of Horizontal Integration

Topic Videos
Mergers and Consumer Welfare (Revision Essay Plan)

Practice Exam Questions
Competition Policy - Specific Examples for Exams

Topic Videos
Salmon farmers in Scotland in price-fixing inquiry

21st February 2019
Asda-Sainsbury Merger under threat from the CMA

Study Notes
Funeral charges under the competition microscope

5th December 2018
Oligopoly and Examples of Price Fixing

Study Notes
Monopoly - Price Discrimination and Economic Welfare

Study Notes
Oligopoly and Collusion (Revision Essay Plan)

Practice Exam Questions
CMA to investigate funeral price fixing

1st June 2018
Sainsbury's and Asda set for giant retail merger

28th April 2018
Sky/Fox merger and public interest

23rd January 2018
Sky and BT sign content sharing deal

16th December 2017
Just Eat and Hungryhouse - Takeover Cleared

16th November 2017
Competition and Markets Authority - "Concentration" Activity

14th November 2017
Hotel booking sites to be investigated

27th October 2017
CMA wants reform of price comparison sites

28th September 2017
Estate agent cartel is fined

20th September 2017
Sky-Fox merger referred to regulators

12th September 2017
Record fine for Google in anti-trust case

28th June 2017
A Model Example of Collusion!

25th May 2016
Recent mergers examples

17th May 2016
CMA says that the EU Competition watchdog should stop merger between Three and O2

11th April 2016
Competition and Markets Authority Report on UK Energy Market (2016)

10th March 2016
Impact of competition in the mobile phone market

19th February 2016
Micro experiments - If it costs nothing, is it worth anything?

3rd February 2016
Competition and Markets Authority to investigate pie merger

20th December 2014
Oligopoly - Recent Examples of Price Fixing Behaviour

31st January 2015
Poundland agrees a takeover of 99p Stores

8th February 2015
Recent examples of corporate takeovers and mergers

17th February 2015
CMA targets pay day lenders and comparison websites

24th February 2015
Poundland and 99p Stores Set to Merge

27th August 2015
Poundland merger with 99p Stores approved

20th September 2015
Monopoly and Welfare: Over-pricing for school uniforms

16th October 2015
Jean Tirole and the Nobel Prize | Nobel Plenary

6th November 2015

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Competition and Markets Authority (CMA)