Canadian stocks narrowed losses Friday afternoon as the U.S. dollar reduced earlier gains, giving room for material stocks and prices to dig their way out of deeper deficits.

One of the newest exchange-traded funds is a commodity-themed offering that is geared to sidestep some of the problems facing futures-based ETFs by investing in stocks.

Canadian shares fall for a second-day in a row after a strong rally earlier in the week, as sliding oil prices dragged down energy sector heavyweights Teck Resources Ltd. and EnCana Corp.

Canadian shares slip as the mining and energy sectors slid on falling gold and natural gas prices.

Canadian shares rise as the energy sector leads the advance, buoyed by oil producer Petro Andina Resourcesâ?? announcement late Thursday that it would sell the company to Argentinaâ??s Pluspetrol S.A.