Prianka Jhaveri
pnj2108
ECONOMICS PROBLEM SET 3
PROF. XAVIER FALL 2014
Due: October 15th, 2014
PROBLEM 1
1.
The result that the growth rate of real GDP per capita across countries between
1
PROBLEM 3:
A)
Public Good: A public good is a good that is both non excludable and non rivalrous in
that individuals cannot be effectively excluded from use and where use by one
individual does not reduce availability to others. Examples of Public goods a
INTERMEDIATE MACROECONOMICS
PROBLEM SET 1
FALL 2014 PROF. XAVIER
PRIANKA JHAVERI
PROBLEM 1
1.
a) The five richest countries in the world in 2007 are:
Luxembourg (77783.5)
Norway (48392.99)
Singapore (44618.95)
Hong Kong (43121.49)
United States (4288
ECON 3018, Econometrics
Professor Zarghamee
Final Exam
Name:
1. You are working for a non-profit and are testing the merits of a video
featuring the spokesperson of the charity soliciting charitable donations from
potential donors. You ask show the video
ECON 3018, Econometrics
Professor Zarghamee
Name:
Midterm
1. Suppose you are in a small, year-long class with a student youve never met
before. You do not at all see her or interact with her outside of class and you
both attend every class of the year (78
April 9 problems
1.
Consider a firm that produces according to:
Q=80L.5K.2
a. Calculate MPL and MPK.
MPL=80(0.5)L-.5K.2=40L-.5K.2
MPK=80(0.2)L.5K-.8=16 L.5K-.8
b. Calculate MPLL and MPKK. Does the firm experience diminishing marginal product for each
inpu
April 16 problems
3
1. Find and classify the stationary points of: z=f(x,y)= x
3 2
y 27 x 12 y 75 .
2
Start with first order conditions:
z x 3x 2 27 0
z y 3 y 12 0
Now, solve for x and y
3 x 2 27 0
3 x 2 27
x 2 9
x=3 and x=-3
3 y 12 0
3y=12
y=4
So we hav
Barnard College
Math Methods for Economics
Sharon Harrison
Mistakes in 3rd edition of Bradley
Chapter 1:
The answer to PE 1.2 #27 is 0 and 2; and to #28 is 0 and 4.
Here are two mistakes in the answers to PE 1.3:
question 8: You should solve: 1.21m=485, a
May 5 problems
1. (This is a version of PE 6.17, q4.) Given demand function Q=192-P 2
a. Derive an expression for the price elasticity of demand in terms of both P and
Q.
dQ/dP=-2P. d =-2P(P/Q)=-2P2/Q
b. What is the price elasticity of demand when P=10?
W
Feb 12 problems
1. Solve for x:
e
0.5e x e x 1
2e 4 x 0.5e x e x 1 e
2e 4 x
e 4 x x x 1 e1
4 x 1 1
4 x 2
x 0.5
2. Solve for x:
3ln(x)+2lnx2=6
3ln(x)+4ln(x)=6
7ln(x)=6
ln(x)=6/7
x=e6/7=2.356
Or other ways to do it.
3 Solve for x:
80 25 1.5 x
55 1.5 x
ln(5
Jan 22 problems
1) This is Progress Exercises (PE) 1.1, question 5:
Simplify: (x+2)(y-2)+(x-3)(y+2)
=xy-2x+2y-4+xy+2x-3y-6
=2xy-y-10
2) Simplify:
6x
x2
3
x 1
4 2x
xx 1
6
3
4 2x
6( x 1) 3 x (4 2 x)
x
x 1 x( x 1)
x ( x 1)
6 x 6 3x 4 2 x
7 x 10
7 x 10
7 x 10
April 23 problems
1. Assume a consumer has utility function: U=ln x+0.2ln y.
a. The consumer wants to maximize utility but has only $120 to spend. The
prices of goods X and Y are $2 and $1, respectively. What values of x and
y will the consumer choose? Wh
Intermediate Macro
Recitation Note 1
Jiayin Hu1
1
Growth
1.1
Measuring economic growth
The nominal GDP is calculated by multiplying the current price and current quantity
produced for each good and summing them up. The problem with the nominal GDP is
that
Chapter 9
Socially Optimal quantity of pollutionquantity at which the marginal social cost of pollution is
equal to the marginal social benefit of pollution
External costcosts to society due to an externality (for example, pollution)
External benefitsb
Introduction to Economic Reasoning
Barnard College
- Assignment 2 -Note the following:
You can work in groups, but each must submit her/his own assignment.
Your homework will NEVER be graded on length. Address the issue, be thorough, but be
specific and
THE DATA OF MACROECOMOMICS
IN THIS LECTURE YOU WILL LEARN:
the meaning and measurement of the
most important macroeconomic statistics:
gross domestic product (GDP)
the consumer price index (CPI)
the unemployment rate
0
Gross Domestic Product:
Expenditure
ECONOMIC GROWTH I:
CAPITAL ACCUMULATION AND
POPULATION GROWTH
IN THIS LECTURE, YOU WILL LEARN:
the closed economy Solow model
how a countrys standard of living depends on its
saving and population growth rates
how to use the Golden Rule to find the optima
NATIONAL INCOME
IN THIS CHAPTER, YOU WILL LEARN:
what determines the economys total
output/income
how the prices of the factors of production are
determined
how total income is distributed
what determines the demand for goods and
services
how equilibrium
ECONOMIC GROWTH II:
TECHNOLOGY AND POLICY
IN THIS LECTURE, YOU WILL LEARN:
how to incorporate technological progress in the
Solow model
about policies to promote growth
about growth empirics: confronting the theory with
facts
two simple models in which th
Chain-Weighting Price Indices
What it is and why we use it
You may have noticed when looking for data on price indices, that prices are given in chainweighted terms. The Chain-weighted CPI is an alternative measurement for the CPI that
considers product s
UNEMPLOYMENT
IN THIS LECTURE, YOU WILL LEARN:
about the natural rate of unemployment:
what it means
what causes it
understanding its behavior in the real world
0
Natural rate of unemployment
Natural rate of unemployment:
The average rate of unemployment a
THE MONETARY SYSTEM
IN THIS LECTURE, YOU WILL LEARN:
the definition, functions, and types of money
how banks create money
what a central bank is and how it controls the
money supply
0
Money: Definition
Money is the stock of assets that can be readily used
THE OPEN ECONOMY
IN THIS LECTURE, YOU WILL LEARN:
accounting identities for the open economy
the small open economy model
what makes it small
how the trade balance and exchange rate are
determined
how policies affect trade balance & exchange
rate
0
Import
INFLATION
IN THIS LECTURE, YOU WILL LEARN:
The classical theory of inflation
causes
effects
social costs
Classical assumes prices are flexible &
markets clear
Applies to the long run
0
U.S. inflation and its trend, 19602014
Source: Federal Reserve Bank of
THE SCIENCE OF MACROECONOMICS
IN THIS LECTURE, YOU WILL LEARN:
about the issues macroeconomists study
about the tools macroeconomists use
some important concepts in macroeconomic
analysis
0
Important issues in macroeconomics
Macroeconomics, the study of t
Department of Finance and Business Economics
Spring 2014
Macroeconomics for Business
Econ 351X
Dr. Reza Fazeli
Date: 02/12/2014
First Quiz Study Key
1.1 Three Key Economic Ideas
1. Recent changes occurring within the U.S. health care system, including low
Kapitulli i par
Kriza shum-dimensionale
Copyright: please cite your reference. Publikuar n librin Revolucion pr demokraci gjithprfshirse dhe
Fronetike, Dudaj, 2013.
Ylli Prmeti
N modernitet kriza fillon n nivel filozofik: sepse ajo, si pasoj e
kuadrit mod
Irans New Generation of Oil and
Gas Contracts: Historical Mistrust
and the Need for Foreign Investment
Posted on April 2, 2015 by admin
Originally published in Journal of Political Risk, Vol. 3, No. 4, April 2015.
Revised version published in Journal of P
Running head: WEEK 4 - PRACTICAL ASSIGNMENT
Tariffs and Non-Tariff Barriers
Guillermo "Fred" Rivera
ECO440 - International Business and Trade
March 24, 2015
1
WEEK 4 - PRACTICAL ASSIGNMENT
2
Week 4 - Practical Assignment
In an effort to learn and understa
IJRESS
Volume 5, Issue 3 (March, 2015)
(ISSN 2249-7382)
International Journal of Research in Economics and Social Sciences (IMPACT FACTOR 4.992)
SEASONALITY OF EXCHANGE RATES IN GHANA
BARNES EVANS JOHN
MA Economics
University of Mysore, India
VINCENT KONA