Trade war turmoil is weighing heavily on financial markets in Canada. Canada's main stock index has been tumbling along with U.S. indexes since President Donald Trump initiated a trade war with his North American neighbors.

The former central bank chief takes over at what he has called a “time of great consequence” for Canada, with Trump attacking its sovereignty and economic security.

Carney is due to name a cabinet that will likely not be in office for long, since Liberal insiders say he will call a snap election in the coming days. If he changes his mind, opp