Geoff Colvin applies Porter’s Five Forces to OpenAI vs Google. The big story: Hassett says no refunds if Supreme Court strikes down tariffs. The markets: Asia up, Europe down, U.S. futures up. Plus: ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...