Lahore School of Economics
MPHIL Advanced Econometrics
Winter 2011
Quiz 1
Question 1. Suppose you were interested in looking at the demand for cars sold in Lahore and obtained time series data on the yearly
demand for cars (a variable called CARSt), the y
Quiz 3 Total Marks 15 Lahore School of Economics Mathematics for Economics Winter 2011 Name:_ Section:_
Date:_ Score:_ Q1. Let demand and supply be [10] , (a) Assuming that the rate of change of price over time is directly proportional to the excess deman
Mphil Advanced Econometrics
Solution to Problem Set no 1
Q4.In regression model the variable y is regressed on the variable x with resulting regression
line a+bx. Reversing the role of the two variables , x can be regressed on y with the resulting
regress
Lahore School of Economics
MPHIL Advanced Econometrics
Winter 2011
Quiz 2
Question 1. Consider the following two equation model:
(A) Verify that as stated, neither equation is identified. (5 points)
(B) Suppose that the model was as stated. How would you
Lahore School of Economics
MPHIL Advanced Econometrics
Winter 2011
Quiz 3
Question 1. This question examine the relationship between the general level of education of citizens and the level of political
corruption.
The data below are cross-sectional for t
Unemployment and
the Labour Market
Lecture #1
Mauricio Prado
[email protected]
November 3, 2010
Unemployment and the labour market
Paper 2: Macroeconomics Part IIA
Todays outline
Facts about the labour market
Equilibrium labour demand and supply
Types of u
Unemployment and
the Labour Market
Lecture #2
Mauricio Prado
[email protected]
10 November 2010
Unemployment and the labour market
Paper 2: Macroeconomics Part IIA
Todays outline
Skilled vs unskilled
Skill premium
Eciency wages
Basic model
More general mod
Unemployment and
the Labour Market
Lecture #3
Mauricio Prado
[email protected]
November 30, 2010
Unemployment and the labour market
Paper 2: Macroeconomics Part IIA
Todays outline
Eciency wages
The model
No-shirking condition
Unemployment and the labour ma
Introduction to Econometrics
Lecture 6: Multiple Regression - Goodness of Fit
Measuring the Goodness of Fit - R2
For a multiple regression measures of goodness of fit based on the correlation coefficient between any
individual regressor Z and Y
Corr(Z,Y)
Introduction to Econometrics
Lecture 5: Multiple Regression - Orthogonality and Collinearity
Ordinary Least Squares Estimation for Multiple Regression Models
Multiple regression analysis is needed in economics partly because data are not the outcome of a
Introduction to Econometrics
Lecture 3: Hypothesis tests: bivariate probability distributions and simple regression
Hypothesis tests
Type I error - size
Suppose we conduct a series of replications of a statistical experiment (for example, the estimation o
Unemployment and
the Labour Market
Lecture #8
Mauricio Prado
[email protected]
November 6, 2010
Unemployment and the labour market
Paper 2: Macroeconomics Part IIA
Todays outline
Empirical analysis of unemployment
Stylized facts of European unemployment
Ee
Unemployment and
the Labour Market
Lecture #7
Mauricio Prado
[email protected]
November 6, 2010
Unemployment and the labour market
Paper 2: Macroeconomics Part IIA
Todays outline
Hysteresis
Wage bargaining and unions
Insider-outside model
Monopoly model
Lo
Unemployment and
the Labour Market
Lecture #6
Mauricio Prado
[email protected]
November 17, 2010
Unemployment and the labour market
Paper 2: Macroeconomics Part IIA
Todays outline
Phillips curve
Expectations formation
NAIRU
Wage indexation
Deation and the
Unemployment and
the Labour Market
Lecture #5
Mauricio Prado
[email protected]
November 17, 2010
Unemployment and the labour market
Paper 2: Macroeconomics Part IIA
Todays outline
Wages, Prices, and Unemployment
Price determination
Natural rate of unemploy
Unemployment and
the Labour Market
Lecture #4
Mauricio Prado
[email protected]
November 4, 2010
Unemployment and the labour market
Paper 2: Macroeconomics Part IIA
Todays outline
Flows of workers
Job search and frictional unemployment
Search model
Unemploy
Introduction to Econometrics
Lecture 7: Multiple Regression - Hypotheses about Coefficients and Sets of Coefficients
An Outline of the Specification Problem
With multiple regression we need to decide which explanatory variables to include in an equation.
Homework: 2 Solution
a) count if fsize=1
There are 2017 households of size 1.
b) reg nettfa inc age if fsize=1
The income coefficient is positive, signifying a positive relationship between net wealth and
income as expected. Furthermore according to the p
Quiz 1-2
Total Marks 20
Lahore School of Economics
BSC II Section A
Mathematical Economics II
Spring 2012
Name:_
Section:_
1. (a) Check the quadratic form is either positive definite or negative definite or positive semidefinite or
negative semidefinite o
Quiz 2-1
Total Marks 20
Lahore School of Economics
BSC II Section A
Mathematical Economics II
Spring 2012
Name:_
Section:_
1. (a) A two-product firm faces the following demand and cost functions: [6]
Find the output levels that satisfy the first-order con
Quiz 2-2
Total Marks 20
Lahore School of Economics
BSC II Section A
Mathematical Economics II
Spring 2012
Name:_
Section:_
1. (a) A manufacturer sells two related products, the demand for which are estimated by the following two
demand functions:
[6]
Wher
Quiz 3-1
Total Marks 20
Lahore School of Economics
BSC II Section A
Mathematical Economics II
Spring 2012
Name:_
Section:_
Q1: (a) Given the utility function and the constraint
and optimal values are .
Find and .
[4]
(b) Maximize subject to and [6]
.
Give
Quiz 3-2
Total Marks 20
Lahore School of Economics
BSC II Section A
Mathematical Economics II
Spring 2012
Name:_
Section:_
Q1: (a) Given the utility function and the constraint
and optimal values are .
Find and .
[4]
(b) Maximize subject to and [6]
.
Give
Lahore School of Economics
Pakistan Economy
Summer Term, 2012
Quiz 1A: BBA 1 N
Instructions: Answer all questions in the spaces provided below. For full marks, make sure
you write all relevant points. Pencils, pens, rulers, etc. cannot be shared and cell
Lahore School of Economics
Pakistan Economy
Summer Term, 2012
Quiz 1B: BBA 1 N
Instructions: Answer all questions in the spaces provided below. For full marks, make sure
you write all relevant points. Pencils, pens, rulers, etc. cannot be shared and cell