President Donald Trump’s tougher immigration enforcement has reduced the flow of people heading north across the U.S.-Mexico border, but it has had no effect on the amount of money heading in the opposite direction. In fact, Mexico is on pace to receive more remittances from abroad in 2017 than it ever has before, according to World Bank estimates released Tuesday. Mexico, which takes in more remittances than any other Latin American country by a wide margin, will likely receive $30.5 billion from the Mexican diaspora living abroad — 6.5 percent more than it did in 2016. About 95 percent of...