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GDP equals $15 trillion, consumption equals $6 trillion, and the government spen

ID: 1130285 • Letter: G

Question

GDP equals $15 trillion, consumption equals $6 trillion, and the government spends $5 trillion and has a budget deficit of $800 billion.
- Find public saving, taxes, private saving, national saving, and investment
- Use the numbers from the preceding exercise, but suppose now that the government cuts taxes by $300 billion. Consumers save 1/4 of the tax cut and spend the other 3/4. Find the same variables as part a.
GDP equals $15 trillion, consumption equals $6 trillion, and the government spends $5 trillion and has a budget deficit of $800 billion.
- Find public saving, taxes, private saving, national saving, and investment
- Use the numbers from the preceding exercise, but suppose now that the government cuts taxes by $300 billion. Consumers save 1/4 of the tax cut and spend the other 3/4. Find the same variables as part a.
GDP equals $15 trillion, consumption equals $6 trillion, and the government spends $5 trillion and has a budget deficit of $800 billion.
- Find public saving, taxes, private saving, national saving, and investment
- Use the numbers from the preceding exercise, but suppose now that the government cuts taxes by $300 billion. Consumers save 1/4 of the tax cut and spend the other 3/4. Find the same variables as part a.

Explanation / Answer

1) Given: Y = 15.0, C = 6.0, G = 5.0, G – T = 0.8

Public saving = T - G = -0.8

Taxes: T = G - 0.8 = 1.2

Private saving = Y - T - C =15.0 - 1.2 - 6.0 = 7.8

National saving = Y - C - G = 15.0 - 6.0 - 5.0 = 4.0

Investment = national saving = 4.0

2) Use the numbers from the preceding exercise, but suppose now that the government cuts taxes by $300 billion. Consumers save 1/4 of the tax cut and spend the other 3/4. Find the same variables as part a.

If consumers save $75 billion and spend $225 billion, then national saving and investment each fall by $225 billion

National saving = 4.0 - 0.225 = 3.775

Investment = national saving = 3.775

Budget deficit increases by $300 billion or 0.3 trillion