By David Lawder and Ahmed Aboulenein WASHINGTON, April 2 (Reuters) - U.S. President Donald Trump ordered 100% tariffs on certain branded pharmaceutical imports and overhauled steel, aluminum and copper duties on Thursday as his administration sought to move on from the collapse of the broad global tariffs he announced exactly one year ago.

Robert Goulder comments on recent efforts by U.S. taxpayers to obtain refunds of previously paid IEEPA tariffs.

"China doesn't play fair, and it's time we stop letting them get away with it," O'Leary said.

The Brookings study estimates that the net impact of Trump’s tariffs on U.S. gross domestic product ranged from a gain of 0.1% to a decline of 0.13%, depending on how trade patterns and prices adjust.

There was little rhyme or reason to the president's "emergency" tariffs, which fluctuated wildly depending on his mood.

U.S ⁠President ⁠Donald ⁠Trump said all U.S. ​ships, aircraft, and military ‌personnel would stay ‌in ⁠place ⁠in and around Iran until it fully ​complied with a deal. "All U.S. Ships, ​Aircraft, and Military Personnel,

The president says he will order large-scale attacks on the country if it doesn't comply, while Iran insists the U.S. and Israel are violating the terms of the ceasefire.

President Donald Trump's trade truce with China temporarily lowers tariffs, but supply chain experts told BI to expect persistent price hikes.