Econ 400
Winter 2012
Final Exam
03/15/2012
Name:
SID:
70 points total. Please answer all four questions. For full credit, remember to
write legibly and show your work.
REMINDER: It is Department of Economics policy that no graphing calculators or phones
a
Econ 400 Winter 2015 Midterm 1 Key
1.
(11 points) The figure shows Bobby's indifference map for juice and snacks. Also shown
are three budget lines resulting from different prices for snacks assuming he has $20 to
spend on these goods.
a. (4 points) What
AMATH 383 Solution to Assignment #1 FALL 2012
Problem 4.1
(a) Let y(t) be the concentration of the radioactive lead isotope. In the absence of sources
it decays with the decay rate proportional to the concentration, i.e.
dy
y.
dt
This is the applicable e
Economics 400: Advanced Microeconomics
Instructor: Quan Wen
O ce: Savery Hall 330
O ce Hours: Monday 10:45-11:45, Wednesday 1:30-2:30 pm, or by
appointment
Email: [email protected]
Course Description:
Explores the rigorous development of mathematical models us
Chapter III
THE BUDGET OF THE EU
AN HISTORICAL SURVEY
EU ch3
1
Purpose of the Budget
Support the goals of the various Trea7es and
commitments made by the members of the EU
Any development or new endeavo
Econ 400 Autumn 14 Quiz 2 Key
M. Knox
(15 points) Suppose that a person eats cheese sandwiches with always the same proportions: 3
slices of cheese (x) to 2 slices of bread (y). For these preferences, find the own-price elasticity
of demand and the compen
Econ 400
Quiz 1 Autumn 2014 Corrected 10/21/14
15 points
A consumer values water solely for the volume of water he can consume and does not care about
packaging or other factors. Water is available in 1 gallon (x) and bottles (y). Answer the following for
Econ 400
Autumn 2012
Final Exam
12/13/2012
Name:
SID:
70 points total. Please answer all three questions. For full credit, remember to
write legibly and show your work.
REMINDER: It is Department of Economics policy that no graphing calculators or phones
Econ 400
Winter 13
Problem Set #7 Key
Please complete the following problems from Nicholsons text:
1. 12.4 a,b and f (sorry, should have been g!)
a.
The long-run supply curve is horizontal at P* MC AC 10.
b.
Given demand Q 1,500 50P, Q* 1,000 when P* 10.
M. Knox
Economics 400 Win 13
Problem Set #2 Key
Complete the following exercises from Nicholsons text.
1. Exercise 3.1 Here we calculate the MRS for each of these functions:
fx 3
. MRS is constant.
fy 1
a.
MRS
b.
f x 0.5( y x)0.5
y
MRS
. Convex; MRS i
Econ 400
Winter 2012
Final Exam
Key
Name:
SID:
70 points total. Please answer all four questions. For full credit, remember to
write legibly and show your work.
REMINDER: It is Department of Economics policy that no graphing calculators or phones
are to b
Econ 400
Autumn 12
Problem Set #7
Please complete the following problems from Nicholsons text:
1.
2.
3.
4.
5.
6.
12.4 a,b and f
12.5 (note Qs=n in this problem)
12.6 a-d
14.2
14.3
14.7
Econ 400
Spring 2014
Problem Set #6 Key
Please complete the following problems from Nicholsons text:
1. 15.1
a.
The monopolist maximizes profit Q(150 Q) yielding first-order
condition 150 2Q 0 and monopoly outcome P m Q m 75 and
m 5, 625.
b.
Cournot firm
Econ 400
Winter 13
Problem Set #8 Key
Please complete the following problems from Nicholsons text:
1. 12.4 a,b and g
a.
The long-run supply curve is horizontal at P* MC AC 10.
b.
Given demand Q 1,500 50P, Q* 1,000 when P* 10. For each firm:
qi* 20, 0. The
Econ 400
Spring 2014
Problem Set 6 Key
15.5
a.
Firm 1 maximizes p1 (1 p1 bp2 ) with respect to p1 , yielding the firstorder condition 1 2 p1 bp2 0. The best-response function is
p1
1 bp2
.
2
Symmetrically,
p2
1 bp1
.
2
Solving simultaneously,
p1* p2*
b
M Win H
1
1, (18 points) Given the production function f(k, i) = (E + I) , please answer the foliowing
questions:
a. (7 points) Calcuiate the cost function associated with this production function, C(v,w,q).
121s: (UGWfIHJvi); L, N
f_"'
JEI'V
.L 11
(~13