Opposition Leader Bill Shorten is facing an explosive political row over his climate change policy as industry warns of rising costs and a new economic study predicts 167,000 fewer jobs by 2030 under the Labor plan. Business groups backed the ambition to reduce greenhouse gas emissions but said they deserved more detail given they would pay for the scheme, in a rebuke to Labor's claim it was "impossible" to model the cost of its policy on employers and the economy. Read the full Sydney Morning Herald article including commentary by Prof Warwick McKibbin and Prof Frank Jotzo.