ECON 122B
Practice Problem for Midterm II
We want to estimate a model relating median housing price (price) in the community to various
community characteristics: nox is the amount of nitrogen oxide in the air, in parts per million, rooms is
the average n
University of California Irvine
Department of Economics
Econ 122B: Applied Econometrics II
17th August 2016
Quiz # 1-Solutions
Please answer all the questions in INK and in the sheets provided by the instructor. You must
present all the steps for full cre
ECON 122B
Practice Problem for Midterm I
We want to estimate a model relating median housing price (price) in the community to various
community characteristics: nox is the amount of nitrogen oxide in the air, in parts per million, rooms is
the average nu
Economics 122B
Summer 2016
Final Examination
You have 110 minutes to complete this examination. You may refer to one sheet of notes. You may use a
calculator. All necessary statistical tables are attached.
1. (40 points, 10 each) Short Answer: Give a brie
ECON 122B
Spring 2015
Name _Answer Key_
Midterm II
1.
A study, published in 1993, used U.S. state panel data to investigate the relationship between
minimum wages and employment of teenagers. The sample period was 1977 to 1989 for all 50
states. The autho
University of California Irvine
Department of Economics
Econ 122B: Applied Econometrics II
24th August 2016
Quiz # 2
NAME:
Please answer all the questions in INK and in the sheets provided by the instructor. You must
present all the steps for full credit.
Problem Set 1 Solutions
ECON 122B
Spring Quarter 2017
Problem 1
Which of the following models is a linear regression model?
a) Y = + eX/ + u
b) Y = + X
c) Y =
1
+X
+u
d) Y = + X1 + u
ANSWER: d), which is the only model that is linear in the parameters an
University of California Irvine
Department of Economics
Econ 122B: Applied Econometrics II
31st August 2016-Solutions
Quiz # 3
NAME:
Please answer all the questions in INK and in the sheets provided by the instructor. You must
present all the steps for fu
University of California Irvine
Department of Economics
Econ 122B: Applied Econometrics II
Summer-2nd Half 2016
Extra Credit # 1-Solutions
The following guidelines should assist you in completing your extra-credit # 1. The extra-credit is
NOT a mandated e
ECON 122B
Spring 2015
Name _Answer Key_
Final Exam
1. Your friend told you that rental prices in Irvine are high because there are a lot of students in
Irvine. You would like to see whether a stronger presence of students affects rental rates.
a. List var
University of California Irvine
Department of Economics
Econ 122B: Applied Econometrics II
Summer-2nd Half 2016
Extra Credit # 2-Solutions
The following guidelines should assist you in completing your extra-credit # 2. I have also
provided a companion han
ECON 122B: Empirical Exercises
Jenny Uvimolchai
ID: 61062810
E8.2 Use data CPS12_Description. In this exercise, you will investigate the relationship between a workers
age and earnings. (Generally older workers have more job experience, leading to higher
ECON 122B
Winter 2016
Midterm 2
You have a subset of data from the National Longitudinal Survey (NLS) conducted by the US Department
of Labor. It contains data on wage, education, work experience and tenure in current job for women who
were between 14 and
Using gretl for Principles of Econometrics, 4th Edition
Version 1.0411
Lee C. Adkins
Professor of Economics
Oklahoma State University
April 7, 2014
1
Visit http:/www.LearnEconometrics.com/gretl.html for the latest version of this book. Also, check
the err
<
ECON 1223
Winter 2016
Midterm I
You work for a real estate company and you are asked to estimate the value of houses in two ‘ I 7
neighborhoods: one bordering a large university, and one a neighborhood about three miles from the
university. You collec
ECON 122B
Practice Problem for Midterm I
We want to estimate a model relating median housing price (price) in the community to various
community characteristics: nox is the amount of nitrogen oxide in the air, in parts per million, rooms is
the average nu
Brochure
More information from http:/www.researchandmarkets.com/reports/2326729/
Using EViews for Principles of Econometrics. 4th Edition
Description:
This book is a supplement to Principles of Econometrics, 4th Edition by R. Carter Hill, William E. Griff
ECON 122B
Practice Problem II
We would like to investigate if job training grants can reduce firm scrap rates.
Data consists of 54 firms in Michigan over 3 years : 1987-1989. The dataset includes the following
variables: logarithm of scrap rate, indicator
University of California, Irvine
Department of Economics
Natalia Chernyshoff
Winter 2016
Economics 122B
APPLIED ECONOMETRICS II
T Th 12:30-1:50 pm
ELH 100
Course website: https:/eee.uci.edu/16w/62170
PROFESSOR
EMAIL
OFFICE
OFFICE HOURS
Natalia Chernyshoff
ECON 122B
Answer Key 5
1
ECON 122B
2
ECON 122B
Empirical Exercise 9.2
Calculations for this exercise are carried out in the STATA file EE_9_2.do.
The following regressions will be referenced in these answers.
Regressor
Smoker
Alcohol
Nprevist
Unmarried
(1
ECON 122B Applied Econometrics II
Spring 2014
Problem Set 5 Solutions
(a) The change in the regressor, ln( Pi ,cigarettes
) ln( Pi ,cigarettes
), from a $0.10 per pack
1995
1985
12.1)
increase in the retail price is ln 2.10 ln 2.00 = 0.0488. The expected
Answer Key 1
6.1.
By equation (6.15) in the text, we know
n 1
R2 =
1
(1 R 2 ).
n k 1
Thus, that values of R 2 are 0.175, 0.189, and 0.193 for columns (1)(3).
6.3.
(a) On average, a worker earns $0.29/hour more for each year he ages.
(b) Sallys earnings pr
*For all lecture notes, material for your own review is shaded in yellow
Lecture 1 Review: The Simple Linear Regression
Econometrics is about using data to estimate and test economic relationships
(existence, sign and magnitude) and make inference:
What i
Econ 122B Problem Set 1
Due in class on Oct 17
Name(Print)_
UCI ID _
Multiple-choice Questions (choose the best answer, and briefly explain your
reasoning)
1. Which of the following models is a linear regression model?
a) Y = log( + e X ) + u
1
b) log(Y )
Lecture 3 Nonlinear regression functions
This lecture further discusses nonlinear regression functions of (X or Y), including
log models, quadratic forms, and models with interaction terms.
Nonlinear Functional Forms
Remember that OLS applies as long as t
Lecture 5 Regression with panel data
What is Panel Data?
Panel data are data collected by following the same group of survey subjects over
time. A panel dataset contains observations on the same group of survey subjects
repeatedly over time. Panel data is
Lecture 2 Review: Multiple Regression Analysis
In a simple linear regression with one dependent variable and one independent
variable, we have to assume that all other factors determining Y are uncorrelated
with X to obtain unbiased coefficient estimates.