The equilibrium level of GDP is ​$ 14,000 14,000 billion. The MPC is nothing ​(enter your response to two decimal places​). Suppose that net exports increase by​ $ billion. Using the multiplier​ formula, determine the new level of GDP. A ​$ billion increase in net exports leads to a change in spending of ​$ nothing ​billion, so the new level of GDP will be ​$ nothing billion.