BHP Ltd (ASX:BHP), one of the ASX’s ‘Mag2’ (alongside Commonwealth) and the world’s biggest miner (depending on how you measure it), has dipped -2.3% in early Wednesday trades on news China has expanded an effective boycott on BHP iron ore products over what is believed to be a contract pricing dispute.Listen to the HotCopper podcast for in-depth discussions and insights on all the biggest headlines from throughout the week. On Spotify, Apple, and more.As I covered in last week’s HotCopper Wire podcast epis ...