ECON 4550
Econometrics
Memorial University of Newfoundland
The Multiple Regression Model
1
5.1 Model Specification and Data
5.2 Estimating the Parameters of the Multiple
Regression Model
5.3 Sampling Properties of the Least Squares
Estimator
5.4 Interval
Advanced Micro Economics
Y=C+I+G
Ct =100+0.8 ( Y t ) D
Y t D=0.75Y t
I t =0.1 Y t 1 + t
G=200
E ( t )=0
E( t )2 2
What is the long run value for output (Yt)?Find the asymptotic variance of output. If the original tax rate
was 25%, what would happen to the
Memorial University of Newfoundland
Economics
ECON 4550
Roberto Martinez-Espineira
HW 1
Your name_
Date _
Answer as many of the following questions as you can. The points you can
get are shown in square brackets. You can get as many as 105 points. Good
lu
MEMORIAL UNIVERSITY OF NEWFOUNDLAND
ECONOMICS
(Economics 4551)
Econometrics II
Roberto Martnez-Espieira
Assignment 5
Problem 1 Use GRETL to open the Grundfeld dataset (make sure you use the
full sample of 200 observations!)
Regress INV on K and V ignoring
MEMORIAL UNIVERSITY OF NEWFOUNDLAND
ECONOMICS
ECONOMICS 4550: Econometrics I
Intersession 2014
Instructor Roberto Martnez-Espieira
E-mail rmartinezesp@mun.ca
O ce AA 3087
Tel 864 3676
Website http:/www.ucs.mun.ca/~rmartinezesp
Timetable MWF 2:00-2:50 and
Memorial University of Newfoundland
Economics
ECON 4550
Roberto Martinez-Espineira
HW 6 LAB
Your name_
Date _
Problem 1 Load the dataset beer onto SHAZAM.
1. Provide a Table of Summary descriptives.
2. Estimate the models:
ln Qt =
1
+
2
ln(P Bt ) +
3
ln(P
Memorial University of Newfoundland
Economics
ECON 4550
Roberto Martinez-Espineira
HW 2
Your name_
Date _
Complete the following twenty (plus one bonus) questions using your GRETL
package and provide a cleaned out wordprocessed (including commands tables1
ECON 4550
Econometrics
Memorial University of Newfoundland
An Introduction to Econometrics
1
1.1 Why Study Econometrics
1.2 What is Econometrics About
1.3 The Econometric Model
1.4 How Do We Obtain Data
1.5 Statistical Inference
1.6 A Research Format
Slid
ECON 4550
Econometrics
Memorial University of Newfoundland
Review of Math Essentials
1
A.1 Summation
A.2 Some Basics
A.3 Linear Relationships
A.4 Nonlinear Relationships
Slide A-2
n
xi = x1 + x2 + + xn
i =1
is the capital Greek letter sigma, and means t
ECON 4550
Econometrics
Memorial University of Newfoundland
The Simple Linear Regression Model:
Specification and Estimation
1
SECOND
2.3 Estimating the Regression Parameters
2.4 Assessing the Least Squares Estimators
2.5 The Gauss-Markov Theorem
2.6 The P
ECON 4550
Econometrics
Memorial University of Newfoundland
Interval Estimation and Hypothesis Testing
1
3.1 Interval Estimation
3.2 Hypothesis Tests
3.3 Rejection Regions for Specific Alternatives
3.4 Examples of Hypothesis Tests
3.5 The p-value
Slide 3-2
ECON 4550
Econometrics
Memorial University of Newfoundland
Heteroskedasticity
1
8.1 The Nature of Heteroskedasticity
8.2 Using the Least Squares Estimator
8.3 The Generalized Least Squares Estimator
8.4 Detecting Heteroskedasticity
Slide 8-2
E ( y ) = 1 +