Those involved in cartels will often go to great lengths to ensure they go undetected. In this article CMA will provide some insights into what tools and techniques they use during the different stages of the investigation to uncover and expose suspicious behaviour.
The CMA encourage those who have information of cartel behaviour to come forward and explain how they support them through the process.
You can read the blog here:
https://competitionandmarkets.blog.gov.uk/2019/09/06/how-the-cma-investigates-cartels/