If President Donald Trump puts a 25% tariff on products coming from Canada starting next weekend, as he said this week he is considering, electricity costs in Massachusetts could increase by as much as $200 million a year, Gov. Maura Healey told business leaders Thursday morning.

The governor said she is very concerned about the president's idea to impose higher tariffs on China and new, steep tariffs on products imported from Canada and Mexico. She told Associated Industries of Massachusetts that it will be important for the business community and her administration to speak with one voice as they urge the White House to reconsider.

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