The U.S. dollar has been sliding in the run-up to a widely expected interest-rate cut from the Federal Reserve on Wednesday and, depending on the size of the Fed’s move, it could end up weakening further — or it could be a buying opportunity.

The U.S. dollar fell to a more than one-year low versus the yen on Monday, as expectations increased that the Federal Reserve could deliver a supersized cut to interest rates later this week.The Fed h

Emerging-market assets edged higher on Monday as traders geared up for the Federal Reserve to cut interest-rates this week for the first time in four years.