ECN214: Games and Strategies (201415)
Module Syllabus
1. Basic information
module owner:
timetabled:
academic value:
prerequisites:
lecturer/convenor:
teaching assistants:
School of Economics and Finance
Semester A, Thursday 14:0016:00 in Skeel Lecture Th
ECN214: Games and Strategies (201415)
Solutions to Exercises from Watson Textbook
2.2 The extensive form appears as follows.
owner
M
R
H
manager
h0, 0, 0i
worker
D
h1, 0, 0i
S
0
H
D
h1, 1, 1i
N
h0, 0, 0i
S
h0, 1, 1i
h1, 1, 1i
2.3 The extensive form (witho
ECN214: Games and Strategies (201314)
Final Exam
PART A [70%]
1. (a) Define the relationship of Pareto dominance between outcomes.
(b) Define the property of Pareto efficiency of an outcome. (Here you may use
the concept of Pareto dominance without having
ECN214: Games and Strategies (201112)
Intermediate Exam
1. State the Equilibrium Existence Theorem proved by John Nash. [Note that a careful
statement of the theorem is all that is required do not attempt to prove it.]
2. Consider the following game in st
ECN214: Games and Strategies (201415)
Intermediate Exam
1. Define the relationship of weak dominance between strategies of a player.
2. Consider the following game in extensive form, together with its partially complete
strategic form (in which several ta
Spring Term 2015
Nils H. Gudat
[email protected]
ECN223: Selected Topics in Macroeconomics
Solutions Week 8
Exercise 1
a) From the lecture, we know that real seigniorage revenue is = M
. Money market
P
clearing implies that
M
P
has to equal money demand
ECN214: Games and Strategies (201112)
Final Exam
PART A [70%]
1. Consider the following four classes of games: convention (coordination) games,
bargaining (coordination) games, outguessing games, and prisoners dilemmas.
(a) If in a particular game at leas
ECN214: Games and Strategies (201011)
Final Exam
PART A [70%]
1. Define the relationship of strict dominance between strategies of a player.
2. Consider the following class of games in strategic form, where player A chooses the
row and player B chooses th
ECN214: Games and Strategies (201314)
Intermediate Exam
1. List the four properties that a game (in extensive form) must have for the Backward
Induction Theorem to be applicable.
2. Consider the following game in extensive form, in which A[lice] earns the
ECN214: Games and Strategies
(201415) Exercises from Watson
Textbook
Topics 14: Watson exercises 2.2, 2.3, 3.2, 3.3, 3.4 (report the number
of pure strategies),
4.1 (note that Watson has his own notation for mixed strategies),
4.3, 6.1 (find all dom- inan
ECN214: Games and Strategies (201415)
Exercises from Watson Textbook
Topics 14: Watson exercises 2.2, 2.3, 3.2, 3.3, 3.4 (report the number of pure strategies),
4.1 (note that Watson has his own notation for mixed strategies), 4.3, 6.1 (find all dominance
Spring Term 2015
Nils H. Gudat
[email protected]
ECN223: Selected Topics in Macroeconomics
Solutions Week 10
Exercise 1
a) C + (1 w ) Pw (1 L) = (1 w ) Pw + b
b) Use the Lagrangian to combine the first order conditions wrt consumption and
leisure to obta
Spring Term 2015
Nils H. Gudat
[email protected]
ECN223: Selected Topics in Macroeconomics
Exercises Week 9
Exercise 1
a) c1 +
c2
1+r
=
w
L
P
+
w
L
P
1+r
+ V1 +
V2
1+r
T1
T2
1+r
b) Replace T V = G for both periods.
c) FOCs:
d) C1 =
G1
c1
= , Gc22 =
1
G
Spring Term 2015
Nils H. Gudat
[email protected]
ECN223: Selected Topics in Macroeconomics
Solutions Week 6
Exercise 1
Increases in the money supply raise the price level, while increases in money demand
lower it. If both shifts occur, the overall effect
Started on Saturday, 22 November 2014, 7:31 PM
State Finished
Completed on Saturday, 22 November 2014, 7:34 PM
Time taken 3 mins 12 secs
Grade 10.00 out of 10.00 (100%)
QUESTION 1
Correct
Mark 1.00 out of 1.00
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If you had a reg
ECN224
December 2014
Page 1
Exercise 1: interpretation of regression output (50 marks)
After increasing sharply from 2006 to 2009, the number of undernourished people in the world is
estimated to have declined in 2010 as the global economy recovers (Figur
Midterm Exam Week 5
QUESTION 1
The regression of class scores ( ) on class size (
Correct
England last year yielded
Mark 1.00 out of
1.00
) across LAs in
. The same regression run on
data collected two years ago yielded
. This result implies that
the caus
Economists have long been interested in the origins of inequality between individuals. This exam will
discuss why individuals may start with very different endowments at birth, and why this difference has long
lasting effects on adult outcomes. The follow
SOLUTION
Start from the regression:
= + + + + .
and consider:
= + .
This describes how weight at birth changes with gestational age, by ethnicity of the mother. We have:
= + ,
for black mothers, and:
= ,
for all remaining mothers. More in general, terms
SOLUTION
Classification of the Damage by Area
Earthquake
Damage
Destroyed
Heavily
Damaged
Damaged
Not
Damaged
Take concentric circles around the epicenter. All areas on these circles share, by construction, the same
distance from the epicenter and, most l
Financial Derivatives
Patrick E. Boyle
Options on Indices, Currencies, The Volatility Smile and Real Options
[email protected]
or
[email protected]
Lecture Schedule
Lecture 1: Derivatives Basics, Futures /Forwards
Lecture 2: Option Markets
Lecture
School of Economics and Finance
Queen Mary University of London
Stepana Lazarova
Semester B, 2016/17
ECN 225 ECONOMETRICS 2
Solutions: Class 1
1. Consider linear model Yi = 0 + 1 Xi + ui where ui is the error term.
Estimate 0 , 1 by minimizing the sum of