Jeff Bezos sparked a debate over taxes this week without mentioning them. The tax implications of his Seattle-to-Miami move show why

Jeff Bezos announced this week that he’s moving from Seattle back to Miami, where he went to high school. In doing so, he set off heated debates about state taxes—despite never mentioning them when announcing his decision on Instagram on Thursday. Instead the Amazon founder, with an estimated net worth of $162 billion, expressed his love for Miami and his desire to be near his parents, who recently moved back there. He also noted that the operations of Blue Origin, his space venture, are “increasingly shifting to Cape Canaveral,” about...