City College
ECO 20250
Spring 2016
Name:
Quiz 2 (137 Points Possible)
Quiz 1 is due at the start of class on Monday March 14
Show all your work! Calculate numerical answers to 2 decimal places.
1. (77
ECO 321-Review of concepts Part2 :
State CLT and LLN. Explain in details.
Why is BLUE as an estimator for E[y]?
Aside from one being a parameter estimate and one being the true population value, wh
City College
ECO 20250
Spring 2016
Name:
Quiz 3 Solution (71 points possible)
Round answers to the 2nd decimal place
This quiz is due at the start of class on Wednesday April 20
A competitive firm has
City College
ECO 20250
Spring 2016
Name:
Quiz 1 - Solution (49 points)
Show all your work! Calculate numerical answers to 2 decimal places.
1. (41 points) Utility function U = xy (where 0<1 and 0<1) h
Econometrics
CARD DATASET:
Load the dataset & inspect characteristics of it using commands describe, summarize.
What is the total count of observations in the dataset, how many variables there are in
City College
ECO 20250
Spring 2016
Problem Set 8 - Solution
The Player
This is Anns toughest assignment yet: figuring out how to manage this product.
Macrohard maintains a monopoly in the holographic
City College
ECO 20250
Spring 2016
Problem Set 3 - Solution
1. Ann is Sleepless in Seattle from drinking coffee at cafs all over the city. At one
caf, Ann and her Friends, Monica and Phoebe, discuss h
City College
ECO 20250
Spring 2016
Problem Set 7 - Solution
Ms. Ann Goes to Washington
Hillary is considering a run for national office and wants to assemble a core group of
advisors. She is consideri
City College
ECO 20250
Spring 2016
Problem Set 2 - Solution
1. Utility function: U = f(x, y)
Budget constraint: 100 = 4x + 5y
a) Graph the budget constraint, labeling all relevant items.
y
25
20
15
City College
ECO 20250
Spring 2016
Problem Set 6 - Solution
1. Anns Great Expectations
Ann has been promoted to a management position. She is part of the team sent to
review the operation of a Macroha
City College
ECO 20250
Spring 2016
Problem Set 4 - Solution
1. A tax grows in Seattle.
a) Beth, Seattles city finance commissioner, needs to raise additional tax revenue.
She knows the price of X (Px)
City College
ECO 20250
Spring 2016
Problem Set 1 - Solution
1. Find the first and second derivatives.
a) U = 10x 0.5
dU
5
U' =
= (10)(0.5)x (0.51) = 5x 0.5 = 0.5
dx
x
2
d U
2.5
2.5
U' = 2 = (5)(0.5)x
Inclass-assignment1:
Skim the two research papers. Skim the papers to find out: where their datasets are originally from,what
are the characteristics of their samples, what type of data they are using
ECO 20250
Nagler
HOMEWORK #4
Please number your answers to the questions using the numbering in this homework assignment, not the
numbering in the book. (EX: For question #1 below, write #1 on your pa
ECO 20250
Nagler
HOMEWORK #3 POSSIBLE SOLUTIONS
1. Do Exercise #1 at the end of Chapter 5 (p. 198) in our textbook. Hint: The variance is the
square of the standard deviation.
Consider a lottery with
ECO 20250
Nagler
HOMEWORK #1 POSSIBLE SOLUTIONS
1. Math Review! In the following equations, find the slope (change in y / change in x):
a. y = 0.43x - 11
Answer: 0.43
b. y = 4x + 8 - 2(5 - x)
y = 4x
ECO 20250
Nagler
HOMEWORK #2 POSSIBLE SOLUTIONS
1. Sonia likes ice skates and also likes going skating. Her utility function for pairs of ice skates,
S, and the number of times she goes skating per mo
Econometrics In class Assignment
Card Questions
1) There are 3010 observations and 34 variables altogether.
2)
Wage
Educ
Exper
Nearc2
S. Mean
577.3
13.26
8.856
.4409
S. Stdev
262.9583
2.6769
4.1417
.4
City College
ECO 20250
Fall 2016
Problem Set 1 - Solution
1. Find the first and second derivatives.
a) U = 10x 0.5
dU
5
U' =
= (10)(0.5)x (0.51) = 5x 0.5 = 0.5
dx
x
2
d U
2.5
2.5
U' = 2 = (5)(0.5)x (0