EC204 Empirical Project
For your paper you will use the October CPS files to analyze an empirical question of
your choosing. You need to begin by stating the question you wish to investigate, and if you
have it, the hypotheses you plan to test. Your paper
Midterm 1 Review Sheet
EC 204, Fall 2015
Introduction to Econometrics
What is Econometrics? Use of theory and data along with tools from statistics to answer how
much questions.
Data types: experimental/non-experimental, quantitative/qualitative, cross-
EC204. Midterm #1 outline.
General info:
1. Bring a simple calculator and the printouts of the statistical tables for normal and t-distributions
(distributed in class).
2. An extra pen/pencil and a bottle of wate
Womens Wage, Family
Responsibilities, and Allocation of Work Hours
Abstract.
Research suggest that over the years, women are changing how they allocate their time.
This paper uses data from the October Current Population Surveys to test the assumption
of
Username: TODD IDSONBook: Introduction to Econometrics, Third Edition Update. No part of any book may be reproduced or
transmitted in any form by any means without the publisher's prior written permission. Use (other than pursuant to the qualied fair
use
Boston University
EC204 Empirical Economics 2
Professor Todd Idson
Spring 2015, Midterm #1 Solutions
Instructions: Answer all questions below. Be sure to show all of your work in your blue book
(answers without the associated work will not be given credit
Problem Set 2: Simple Linear Regression Model
The first four exercises should be done using only a calculator, and the last four done using
Stata.
EC 204, Fall 2016
Due: Tuesday, Feb. 9
1. Consider the following five observations, and complete this exerci
CHAPTER
2
Exercise Solutions
21
Chapter 2, Exercise Solutions, Principles of Econometrics, 4e
22
EXERCISE 2.1
(a)
x
xx
x x
0
1
2
3
4
6
2
3
1
0
-2
-1
0
1
2
yi
10
12
xi x xi x
0
2
x x y y
3.6
0.4
0.6
1.4
2.4
2
7.2
0.4
0
1.4
4.8
y y x x y y
10
0
13
y
CHAPTER
3
Exercise Solutions
54
Chapter 3, Exercise Solutions, Principles of Econometrics, 4e
55
EXERCISE 3.1
(a)
The required interval estimator is b1 tc se(b1 ) . When b1 83.416, tc t(0.975,38) 2.024
and se(b1 ) 43.410, we get the interval estimate:
83.
Problem Set 1: Review of Probability and Statistics
EC 204, Spring 2016
Due: Thursday, Jan. 28
1. Based on many years of experience, an econometrics instructor has determined that the
probability distribution of X, the number of students absent on a Monda
BOSTON UNIVERSITY
Economics 204: Empirical Economics 2 (Spring 2014)
Professor Todd Idson
Office: Room 418 Department of Economics, 270 Bay State Road
Office Hours: Monday 9:30-12:30, Thursday 2:00-3:00
Email: [email protected]
Phone: 617-353-2742
Course Desc
Username: TODD lDSONBook: Introduction to Econometrics, Third Edition Update. No part of any book may be reproduced or
transmitted in any form by any means without the publisher's prior written permission. Use (other than pursuant to the qualiﬁed fair
use
Username: TODD lDSONBook: Introduction to Econometrics. Third Edition Update. No part of any book may be reproduced or
transmitted in any form by any means without the publisher’s prior written permission. Use (other than pursuant to the qualiﬁed fair
use
Usemame: TODD IDSONBook: Introduction to Econometrics, Third Edition Update. No part of any book may be reproduced or
transmitted in any form by any means without the publisher‘s prior written permission. Use (other than pursuant to the qualiﬁed fair
use
Instructions for Downloading Data from IPUMS-CPS
Before starting the data extraction process from IPUMS, you need to:
i)
Register for CPS
ii)
Have access to a software to unzip files like winzip, 7-zip etc. I downloaded 7-zip free of
cost.
iii)
Have acces
10/9/2017
Some notations from the book when creating
confidence intervals
Upper critical value of t = tc = t1-/2, N-2
Lower critical value of t = tc = t/2, N-2 (note this is negative)
: level of significance (1%, 5% or 10% usually)
N-2: degrees of fre
EC 204, Fall 2017, Professor: Ishita Dey, Boston University
In-class handout
Find the coefficient, slope, elasticity and semi elasticity in each case. Wherever applicable, calculate them
at the mean. The data comes from CPS. Note:
= $733.57 and
= 13 y
Empirical Project Schedule and Guidelines
This empirical paper requires you to use Current Population Survey data. The data is housed in the
Integrated Public Use Microdata Series (IPUMS) data repository. All projects HAVE to use CPS data,
no other data s
10/9/2017
Chapter 4
(4.2 - 4.6)
Prediction, Goodness of Fit and Modeling Issues
In this chapter
Modeling Issues and post regression diagnostics (4.3-4.6)
In 4.3, everything except 4.3.1
Interpretation of slopes, elasticities (4.4 4.6, strictly follow w
CAS EC 204 (A1, C1)
Empirical Economics 2
Fall 2017
Section A1: MWF from 10:10 11:00 am, CAS 315
Section C1: MWF from 11:15 12:05 pm, CAS 315
Professor Information
Name: Ishita Dey, PhD
Office Address: Room 437,
Department of Economics,
270 Bay State Road
EC204 QUIZ #1 OUTLINE
CHAPTER 2
Discrete Random Variables takes on a discrete set of values (0,1,2) Probability is a list of
all possible values and their probabilities that sum to 1.
Continuous Random Variables- takes on a continuum of possible values
Cu
Introduction to Econometrics
EC 204: Empirical Economics 2
Fall 2015
Tonja Bowen Bishop
What is Econometrics?
Set of statistical tools that allows economists
to test hypotheses using data from the real
world
Mike Moffat, Economics Expert for About.com
Joint Hypothesis Testing
A null hypothesis with multiple conjectures, expressed with more than one
equal sign, is called a joint hypothesis
Should a group of explanatory variables be included in a particular model?
Does the quantity demanded of a produ
Username: TODD lDSONBook: introduction to Econometrics, Third Edition Update. No part of any book may be reproduced or
transmitted in any form by any means without the publisher's prior written permission. Use (other than pursuant to the qualiﬁed fair
use
You want to find the determinants of suicide rates in the
United States. To investigate the issue, you collect state
level data for ten years. Your first idea, suggested to you by
one of your peers from Southern California, is that the
annual amount of su
Ec204. Practice quiz #1. Student: _
Total 100 points. Each question is worth 10 points.
Please note that the practice quiz is longer than the real, in-class, quiz that we will
have on Thursday. Here, I provide de
EC204. Quiz #1 outline.
1) Chapters 2, 3 (sections 3.1 & 3.7only), 4, 5 (5.1, 5.2 only) in Stock&Watson book. Sections 3.2 and
3.3 are relevant for understanding the material from chapter 5. Read these sections if yo
Hypothesis Testing
EC 204: Empirical Economics 2
Fall 2015
Tonja Bowen Bishop
What is Hypothesis Testing?
Hypothesis testing procedures compare a conjecture
we have about a population to the information
contained in a sample of data
Given an economic an
Simple Linear Regression Model
EC 204: Empirical Economics 2
Fall 2015
Tonja Bowen Bishop
Tennessee Project STAR
In 1980s, Tennessee General Assembly funds a study to
determine the short-term and long-term effects of class size on
student achievement
St
Properties of
Ordinary Least Squares Estimators
EC 204: Empirical Economics 2
Fall 2015
Tonja Bowen Bishop
Least Squares Estimators
Our econometric model:
y 1 2 x e
The least squares principle: given sample data,
choose b1 and b2 to minimize the sum of