\fa. If potential GDP (LAS) is $545, and the economy is presently in equilibrium, then there is a(n) b. In order to close this gap aggregate demand must increase by $ billion. recessionary V gap of$ billion. c. If every $1 change in government spending leads to a $4 change in aggregate demand, government spending must increase by $ billion. d. Suppose that initially government had a balanced budget. If government increases its spending as in part (c) and tax revenues are 0.2 of real GDP. what will be the government's real budget surplus/deficit at fullemployment equilibrium? The government budget would have a decit v of$ billion