Sydney Morning Herald: THE mining giants are about to pick a second tax fight with the government by demanding an exemption from the impact of a carbon price on operations where the mining tax will apply. In a submission to the policy transition group which is negotiating the fine print of the revamped mining tax, the Minerals Council of Australia says ”carbon costs in whatever form should be deductible to the extent imposed on activities up to the taxing point”. The miners believe the net effect of taxes they…