Why did Moody’s downgrade US credit rating? How will US credit downgrade affect mortgage rates? What impact will Trump’s tax bill have on markets? Why is Regeneron buying bankrupt 23andMe? How are tariffs affecting US and European economies? What caused Walmart to raise prices amid tariffs? Why are JPMorgan clients gaining Bitcoin access now? How is Nvidia responding to China chip ban? What’s new in the GOP’s ‘big, beautiful bill’?