President Trump’s economic war with China came into sharper focus this week as markets reacted to his latest salvo of tariffs. Critics warned that this conflict is at minimum slowing the economy and potentially forcing a recession. One called it doubling down on a failed strategy. The president notes its effectiveness by citing how companies are leaving China. War hawks are suggesting even nastier tactics ahead, such as delisting Chinese firms from American stock exchanges if they don’t comply with the transparency rules applied to all other publicly-traded companies. Beijing prohibits U.S. regulators from examining its companies’ books by claiming that would be a breach of sovereignty and risks the exposure of state secr...