It literally happened here in Canada: https://www.cbc.ca/news/business/loblaw-bread-price-settlement-1.7274820 https://www.cbc.ca/news/business/loblaw-bread-pr

It literally happened here in Canada: https://www.cbc.ca/news/business/loblaw-bread-price-settlement-1.7274820 https://www.cbc.ca/news/business/loblaw-bread-price-settleme... > The class-action case was brought against a group of companies that includes Loblaw and the Weston companies, Metro, Walmart Canada, Giant Tiger, and Sobeys and its owner, Empire Co. Ltd. > The plaintiffs allege those companies participated in a 14-year industry-wide price-fixing conspiracy between 2001 and 2015, leading to an artificial increase in packaged bread prices.