Econ 252 Midterm #1 Questions with Correct Answers (Grade A+)
Question 1: capital equation
Answer: kt+1 = kt + It - Dt sf(kt) - dkt
Question 2: law of motion equation
Answer: kt+1 - kt = It - Dt
Question 3: MPK
Answer: (f(k+1)-f(k))/1
Question 4: At
Answer: technology
Question 5: y
Answer: output
Question 6: AtLt
Answer: effective workers
Question 7: capital equation with technology
Answer: sf(kt) - (d + n + g)kt
Question 8: Yt
Answer: F(kt, At, Lt)
Question 9: Lt + 1
Answer: (1+n)Lt
Question 10: At+1
Answer: (1+g)At
Question 11: kt
Answer: (kt/At+It) = yt = f(kt)
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, Question 12: yt
Answer: Yt/Lt
Question 13: Malthusian Production Function
Answer: Yt = A * F(x, Lt)
Question 14: x (Malthusian)
Answer: land (fixed over time)
Question 15: A (malthusian)
Answer: factor-neutral technology (doesn't grow regularly)
Question 16: nominal GDP
Answer: pxq
Question 17: real GDP
Answer: base year p x q
Question 18: economic growth
Answer: present value-past/past value x 100
Question 19: average real GDP growth rate
Answer: (present value/past value)^1/2 - 1
Question 20: capital-labor ratio
Answer: isolate k
Question 21: output per worker
Answer: y = k*
Question 22: consumption per worker
Answer: c*=(1-s)f(k*)
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Question 1: capital equation
Answer: kt+1 = kt + It - Dt sf(kt) - dkt
Question 2: law of motion equation
Answer: kt+1 - kt = It - Dt
Question 3: MPK
Answer: (f(k+1)-f(k))/1
Question 4: At
Answer: technology
Question 5: y
Answer: output
Question 6: AtLt
Answer: effective workers
Question 7: capital equation with technology
Answer: sf(kt) - (d + n + g)kt
Question 8: Yt
Answer: F(kt, At, Lt)
Question 9: Lt + 1
Answer: (1+n)Lt
Question 10: At+1
Answer: (1+g)At
Question 11: kt
Answer: (kt/At+It) = yt = f(kt)
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, Question 12: yt
Answer: Yt/Lt
Question 13: Malthusian Production Function
Answer: Yt = A * F(x, Lt)
Question 14: x (Malthusian)
Answer: land (fixed over time)
Question 15: A (malthusian)
Answer: factor-neutral technology (doesn't grow regularly)
Question 16: nominal GDP
Answer: pxq
Question 17: real GDP
Answer: base year p x q
Question 18: economic growth
Answer: present value-past/past value x 100
Question 19: average real GDP growth rate
Answer: (present value/past value)^1/2 - 1
Question 20: capital-labor ratio
Answer: isolate k
Question 21: output per worker
Answer: y = k*
Question 22: consumption per worker
Answer: c*=(1-s)f(k*)
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