National Business

NEW YORK (AP) — Stocks ended another tumultuous day lower as markets reel from President Donald Trump’s latest threats to escalate his tariff fight. The S&P 500 sank 0.2% Monday. The Dow Jones Industrial Average fell 349 points, or 0.

The U.S. president's threat, which he delivered on social media, came after China said it would retaliate against U.S. tariffs he announced last week.

MONTREAL — Exporters are stampeding to certify their goods under North America’s free trade pact to avoid new tariffs imposed by the United States, with many wondering whether they'll qualify — and others suddenly "discovering" the true origins of th

Shopify Inc. is doubling down on artificial intelligence with new policies that will make the technology a "fundamental expectation" for all staff because it will be embedded into everything from performance reviews to product development.

About 44,000 homes and businesses in Ontario were still without power on Monday, more than a week after an ice storm caused severe damage in central and eastern parts of the province.

TORONTO — When Grizzly Bar opens next week in Toronto, diners will have no doubt about where its owners’ allegiances lie in the trade war between Canada and the U.S. Maple leaves and animatronic bears will set the mood.

OTTAWA — A pair of reports from the Bank of Canada pointed to declining business and consumer sentiment in the first quarter and increased worries about a recession even before the latest round of tariffs announced by U.S.

CALGARY — Parkland Corp. and its biggest shareholder have each proposed competing board slates as their dispute heats up ahead of the fuel refiner and retailer's annual general meeting next month. Simpson Oil Ltd.

TORONTO — Ontario businesses will see select provincial taxes deferred for six months, which Premier Doug Ford says will give them about $9 billion worth of relief amid global economic turmoil in the face of U.S. tariffs. As Canadian and U.S.

As four space tourists orbited the north and south poles earlier this month and marvelled at the views of Earth, a group of Canadians celebrated an X-ray image taken aboard the spacecraft using technology developed at the University of Waterloo.