He linked the tariffs to what he said was the need to curb the inflow of drugs and undocumented immigrants.
The S&P 500 rose 0.6 percent on Friday, closing at a new high of 6,032.38, at 1 p.m., after a day off for the Thanksgiving holiday.
It was the last trading day of November, and the index rose 5.7 percent for the month, according to FactSet.
That continued a surge that began even before the election, when Wall Street began to predict that Mr. Trump would win.
His proposals for cutting taxes and easing the regulatory burden on businesses have been greeted with enthusiasm in the markets.
Persons:
Donald J, Trump’s, Trump, —
Organizations:
Wall
Locations:
Canada, Mexico, China