While leading industry figures say the solar market is set to surge on the back of sustained reductions in unit costs, in Australia the fate of the sector could still depend on incentives provided by government.

No less august an authority than Jon Wellinghoff, chairman of the US Federal Energy Regulatory Commission, recently said the sharp decline in costs for solar is set to transform energy markets around the globe. “Solar is growing so fast it is going to overtake everything,” said Wellinghoff in a recent…