Economic Growth-Miderm 1, fall 2011
David Glancy
September 23rd
1
Problem 1
The US population is slightly under 350 billion, and the world population is
slightly over 7 billion, so 5% is a reasonable approximation for the percentage
of the population in t
Economic Growth -Fall 2012, Midterm 2
October 28th
1
Problem 1
Wagners law states that the size of the government, typically measured as
government spending as a percentage of GDP, will increase as the government
gets larger due to greater complexity of r
Economic Growth -Fall 2013, Midterm 1
October 7th
1
Problem 1
The NRR is that factor by which population increases in a generation. If the
NRR is above one, population increases every generation, thus population
growth is decreasing in the length of a gen
Exam 1 Solutions
Tim Squires
Problem 1:
We know that the population of the world is roughly 7 billion, and that
population has grown at a rate of roughly 1.5% in the modern era. Using
the rule of 70, this means that the population doubles a bit less than
Professor David N. Weil
Fall, 2012
Econ 1560 Second Midterm Exam
Instructions: Please answer all questions in the blue books. You may not use notes, books, or
calculators. Please show your work. There are a total of nine questions (some with multiple part
Economic Growth Spring 2011, Midterm 2
October 28th
1
Problem 1
Dividing the two production functions yields
yf
Af kf 1 hf 1
=
( )2 ( )2
ys
As ks
hs
Pluggin in the ratios from the table
12 =
Af
Af
2 2 =
=3
As
As
We decompose productivity into technology a