MPC = 0.9, calculate the spending multiplier. Flag question: Question 11 Question 111.5 pts MPC = 0.8, suppose the government increases spending by $70 million. With the multiplier effects, how much will AD increase? Answer: AD will increase by $_______________ million. Flag question: Question 12 Question 121 pts MPC = 0.8 and the government cuts taxes by $20m. With the multiplier effects, how much will AD increase? Answer: AD will increase by $_______________ million..