Hundreds of investors overseeing nearly $120 trillion in assets will gather in Toronto for the Canada Investment Summit.

With U.S. trade talks broken off, writes Adam Froman, Carney's investors summit on Sept. 14 and 15 must pitch a new way to build the Canadian economy.

OTTAWA - Prime Minister Mark Carney will gather scores of deep-pocketed investors in Toronto next week in a bid to fix Canada's "Achilles heel" — a persistent lack of business