Thompson Tran
1/30/2014
ECN 313
Assignment 2
1.a) The consumers optimal choice of consumption and leisure are c = l = 3.89
c + wl = hw + pi T
c +.75l = .75(16) + .8 6
diagram
c +.75l = 6.8
l +.75l = 6.8
l = 3.89, c = 3.89
b) The consumers optimal choice o
1
Problem Set 1
This problem set is due on September 17, before lecture. No late homework will be accepted.
I. Math Refresher (extra credit, 5pts)
1) Prove that percentage change in (Y /P ) = percentage change in Y  percentage change
in P
Take the total
ECN 436: International Trade Theory
Fall 2016
Professor Manjira Datta
Office: CPCOM 435K; email: [email protected]; phone: 4809656433
Office Hours: Tuesdays 1:302:30pm and by appointment (please email)
This course introduces you to the important
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Lecture 1
1970 John, Paul, George and Ringo
A retrospective of events leading up to the end of the Beatles.
By 1967 Lennon and McCartney rarely wrote together here.
The White Album from 1968, signaled the independence each member felt from the other.
STUDENTS NAME: ANSWERS
ECN 313
Galina Vereshchagina
Homework #4
1. Simple questions
(a) What is the Solow residual?
The Solow residual is measured as z = Y/(K0.36N0.64), where Y is GDP, K is the capital stock
and N is employment (all measured from the dat
ECN 313
Galina Vereshchagina
Answers to Homework #1
Fit all your answers into the blank spaces provided after each question. Read all the instructions
and carefully follow them.
1. True/False questions:
For each question below select either True or False
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Dr. Kent Hill
Dept. of Economics CPCOM 460A
Office Hours: MW 2:003:00pm
TTh 10:0011:00am
ECN 438
Spring 2017
Phone: 4809655001
EMail: [email protected]
International Macroeconomics
This is a course on openeconomy macroeconomics. Topics in the course
ECN 438
Spring 2017
Review Sheet for First Exam
Articles, materials to review:
Homework 1
ppt slides on National Income and Product Accounting, Balance of Payments
Accounting, and Capital Flows and Financial Crises
The Global Saving Glut and the U.S. Curr
Introduction to Labor Supply
Labor facts
o Men: labor force participation rates declined from
80% in 1900 to 72% in 2009.
o Women: labor force participation rates rose from
21% in 1900 to 59% in 2009.
o Hours worked fell from 40 to 34 per week during
the
Review of Basic Concepts
Mathematical Expectation
The population mean of a variable is called its mathematical
expectation, or just expectation for short.
For the expectation of variable Y, we write E[Y]
Expectations can be written as a weighted averag
Optimal Tariff: an Example
Supplement to Chapter 8
Question: Tariff and Trade
Let us suppose that the U. S. demand curve for
sugar is given by D = 300  3p.
Its supply curve is,
S = 100 + 2p.
Consider that the rest of the world has an export
supply cur
Introduction to market equilibrium
Labor market equilibrium coordinates the desires of firms
and workers, determining the wage and employment
observed in the labor market.
Labor market types:
o Perfect competition: infinite buyers and
sellers of labor
o
Question 1
1 out of 1 points
If all prices double and income triples, then the budget line will
become steeper.
Selected
Answer:
e
Correct
Answer:
e
Fals
Fals
Question 2
1 out of 1 points
There are two goods. You know how much of good 1 a consumer can
aff
Question 1
1 out of 1 points
If there are two goods, if a consumer prefers more of each good to
less, and if she has a diminishing marginal rate of substitution, then
her preferences are convex.
Selected
Answer:
e
Correct
Answer:
e
Tru
Tru
Question 2
1 ou
Question 1
1 out of 1 points
If someone has a utility function U = 2 min (x, y), then x and y are
perfect complements for that person.
Selected
Answer:
e
Correct
Answer:
e
Tru
Tru
Question 2
1 out of 1 points
Angelas utility function is U(x1, x2) = (x1 +
How does the change in B affect consumers utility?
B goes up by some change.
1) As B increases by delta, the demand for credit shifts to the right by delta.
2) Soes ss(r) shift? It may, because T,T may adjust.
a) B increases by delta =>
i)
T decrease by d
Part I: The representative firms choice
1. Which assumptions do we make about the properties of the firms technology?
What do these assumptions imply about the graphical properties of the production
function as a function of labor input?
2. Set up the dec
Important questions on a twoperiod model of consumption/savings decision
1. What is the main tradeoff in the agents consumption/saving decision?
2. Write down the consumers budget constraints for every period and derive the
intertemporal lifetime budge