Oil prices jumped nearly four per cent after the United States and China agreed to a 90-day truce in a trade dispute and Canada's Alberta province ordered a production cut, while exporter group OPEC looked set to reduce supply.

Oil prices jumped nearly four per cent after the United States and China agreed to a 90-day truce in a trade dispute and Canada's Alberta province ordered a production cut, while exporter group OPEC looked set to reduce supply.