He added there have been reductions in wholesale gas and electricity prices of almost a third and stated he would be "demanding" a passed-on reduction to consumers.
Mr McNeil told the newspaper: "With temperatures falling below freezing and more than half a million households living in fuel poverty, the power companies should cut prices now so that nobody has to choose between food and warmth."
Scotland's first minister Alex Salmond announced a new challenge for energy firms this week.
He unveiled the £10 million Saltire Prize, which will be awarded to experts who find a method to harness the power of wave technology to create an electrical output of 100GWh over a continuous two-year period.
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