The value of the Mexican peso and Canadian dollar jumped Monday after officials from both countries said President Trump agreed to [delay wide-ranging U.S. tariffs by a month]( ...

The peso rose as much as 1.9% after earlier falling 2.9% to 21.2882 per dollar, its lowest in nearly three years. It closed the Monday session up 1.7% at 20.33 and was last trading at 20.317.

"Everything else being equal, that increases volatility, increases risk and decreases currency valuations versus the U.S. dollar." The Colombian peso fell as much as 1.8% on Monday but pared most ...