BusinessGreen: New research from Bloomberg New Energy Finance (BNEF) has this week provided further evidence that renewable energy can increasingly compete on cost with fossil fuels, revealing that unsubsidised wind farms can undercut electricity sold by new coal or gas-fired power plants. The analysis suggests electricity can be provided from wind farms at a cost of A$80/MWh, while the cost of power from new coal or gas plants, which is now subject to a carbon tax, stands at A$143/MWh and A$116/MWh respectively....