Answer:
- $1,099,890 billion.
Explanation:
Marginal propensity to consume (MPC) = 0.990
Tax multiplier = - MPC ÷ (1 - MPC)
= - 0.990 ÷ (1 - 0.990)
= - 9 9
change in GDP = Change in taxes × Tax multiplier
= $11110 × (-99)
= - $1,099,890
the minus sign shows a decrease
Hence, the change in equilibrium GDP is - $1,099,890 billion.