Dhaka, April 2 -- US President Donald Trump's tariff threats are causing "a lot of anxiety," but their global economic impact is not expected to be dramatic, the head of the IMF said Monday.

Since his White House return in January, Trump has embarked on a stop-start rollout of tariffs against top trading partners, and threatened to impose additional levies on Wednesday, a day he has dubbed "liberation day."

In response to the tariff threats, global markets have taken a tumble, and US consumer confidence has plunged, although recent unemployment and inflation data is not yet flashing warning signs for the American economy.

"There is a lot of anxiety around developments," International Monetary Fund Managing Director Kristalina Georgieva...