By any fiscal measure, Donald Trump’s tariffs are an astonishing success. They have generated record-breaking revenue for the US government—roughly $400 billion a year—and could exceed $1.3 trillion by the end of his current term….

By any fiscal measure, Donald Trump’s tariffs are an astonishing success. They have generated record-breaking revenue for the US government—roughly $400 billion a year—and could exceed $1.3 trillion by the end of his current term….