Fed Chair Powell reiterated uncertainty over the effects of tariffs on prices. And for all the concern about labor markets, the real problem there, particularly with deportations, is too few workers,

Global shares hit their third record high in three days on Thursday while the U.S. dollar sank to its lowest level in more than three years amid growing market concerns about the Federal Reserve's independence.

The greenback risks weakening further as the Federal Reserve faces mounting political pressure to cut interest rates.