1. Consider the following data, which applies to Avataria and Twilightia in the
ID: 1180145 • Letter: 1
Question
1. Consider the following data, which applies to Avataria and Twilightia in the years
1990 and 2010. In both countries the production function in per worker terms is:
y = A(k)^1/2(h)^1/2.
Country; Year; Output per worker, y; Physical capital per worker, k; Human capital per worker, h
Avataria: 1990; 50; 5; 125
2010; 400; 60; 375
Twilightia: 1990; 25; 8; 128
2010; 300; 48; 768
(a) What were the productivity levels in each country in 1990 and 2010?
(b) Which country had higher annual factor accumulation growth rate between 1990 and 2010?
(Calculate these rates.)
(c) Which country had higher annual productivity growth rate between 1990 and 2010? (Calculate
these rates.)
Explanation / Answer
Avataria :
CALULATING FOR AVATARIA 1990:
50 = A(5)^1/2(125)^1/2
50 = A(625)^1/2
=>A = 2
Hence,A=2
CALULATING FOR AVATARIA 2010:
400 = A(60)^1/2(375)^1/2
400 = A(22500)^1/2
=>A = 400/150 = 8/3
Hence,A=8/3
Increase in annual factor accumulation growth = (8/3-2)*100/2 = 33.33 %
annual productivity growth = (400 - 50)*100/50 = 700 %
Twilightia :
CALULATING FOR Twilightia 1990 :
25 = A(8)^1/2(128)^1/2
50 = A(1024)^1/2
=>A = 50/32 = 25/16
Hence,A=25/16
CALULATING FOR Twilightia 2010 :
300 = A(48)^1/2(768)^1/2
400 = A(16*3*3*256)^1/2
=>A = 400/192 = 25/12
Hence,A=25/12
b)Increase in annual factor accumulation growth = (8/3-2)*100/2 = 33.33 %
Increase in annual factor accumulation growth = (25/12-25/16)*100/25/16 = 33.33 %(equal to Avataria)
c)Annual productivity growth = (400 - 50)*100/50 = 700 %
Annual productivity growth = (300 - 25)*100/25 = 1100 % (higher than Avataria)
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