President Donald Trump’s efforts to curb immigration are coming at a precarious time for the US labor market, threatening to choke off a key growth engine just as tariffs are poised to drag down economic activity.

What gives me hope is we don’t need to be doing any of these policies. They can be undone relatively easy if congress would just step up."

The effects of President Trump’s new tariffs are starting to be felt across the world, preliminary South Korean trade data suggest, as Seoul prepares to begin negotiations with Washington.