Econ 412 Assignments (Winter 2014)
University of Saskatchewan
Assignment #1 (1/7, due on 2/4, Tuesday)
1.1 (20 mks). Consider the two-trader two-good pure exchange economy defined in
problem #4.7 (p. 151): e1 = (12, 0), e2 = (0, 12), and u1 = u2 = x11/ 3
ECONOMICS 412.01 General Equilibrium and Welfare Economics
MIDTERM EXAMINATION (March 1, Tuesday, 2009)
Time: 80 Minutes
Total: 100 marks
Part I Concepts and theorems you have seen before. Please give fairly complete answers.
1 (20 mks) Describe the econo
Econ 412 Assignments (Winter 2014)
University of Saskatchewan
Assignment #4 (3/18, No due date)
(Numbers refer to Bewley text.)
4.1 (20 mks). Given our n-trader, m-firm and l-good economy E =cfw_N,ui,ei; M,Yj; ij, assume
l
P.I-P.III, P.IV*; Xi = Nc(0) R+
Econ 412 Assignments (Winter 2014)
University of Saskatchewan
Assignment #3 (2/27, due on 3/18, Tuesday)
(Numbers refer to Bewley text.)
3.1 (10 mks). Solve problem #4.18 on page 155.
if x1 F
where a > 0
F) if x1 > F;
represents marginal productivity and
Econ 412 Assignments (Winter 2014)
University of Saskatchewan
Assignment #2 (1/30, due on 2/25, Tuesday)
n
2.1 (20 mks). The distance between two vectors, x, y R , is defined as
d ( x, y ) = ( x1 y1 ) 2 + L + ( xn yn ) 2 = x y .
n
For any x, y, z R , prov
ECONOMICS 412.3(02) General Equilibrium and Welfare Economics
FINAL EXAMINATION (April 12, Tuesday, 2009)
Time: 120 Minutes
Total: 100 marks
Part I Concepts and theorems you have seen before. Please give fairly complete answers.
1 (15 mks) Describe an eff
Answers to Econ 412 Assignments
Winter 2014
#2.1 (i)-(ii) simple, (iii) By x z = x y + y z
and by part (iii) of Lemma 2,
d (x , z ) = x y + y z
<
x y + y z = d (x , y ) + d ( y , z ) .
#2.2
( )(necessary). x X c , by Claim 1, N (x ) such that N (x ) X = .