If Ricardian equivalence holds, then a) A tax cut today, financed by tax increases in the future will stimulate consumption. b) A tax out today, financed by tax increases in the future will contract consumption. c) A tax out today, financed by tax increases in the future will have no effect on the aggregate level of consumption. d) A tax out today, financed by tax increases in the future is the best fiscal policy to undertake in a recession where consumption spending is low