Question 46 5 pts If the MPC is 0.7 and government purchases increase by $1.710, holding all else constant, real GDP will change by according to the multiplier effect. Please round to 2 decimal places. Be sure to include a negative sign (-) If it is a decrease and do not include a dollar sign (5) when answering Question 47 5 pts If the MPC is 0.8 and taxes increase by 5543, holding all else constant, real GDP will change by according to the multiplier effect. Please round to 2 decimal places Be sure to include a negative sign (of it is a decrease and do not include a dollar sign (5) when answering a 5 pts Question 48