The Australian Competition and Consumer Commission is suing Coles and Woolworths over allegations they misled shoppers by offering ‘illusory’ discounts on hundreds of products. It’s a practice that helps them make huge profits in an already overheated economy. Guardian columnist Greg Jericho tells Matilda Boseley why he thinks corporations, not consumers, should be made to pay for the cost-of-living crisis. • You can support the Guardian at theguardian.com/fullstorysupport