Econ 201 Tutorial #4
Date: Week 6
Coverage: Chapter 5 Welfare Economics, Externalities and Non-Classical Markets
I. Multiple Choice Questions:
1. The sum of the economic surpluses accruing to buyers and sellers is:
A) producer surplus.
B) deadweight loss.

Econ 201 Tutorial #1
Date: Week 3
Coverage: Chapters 1 and 2 Introduction and Tools of Analysis
I. Multiple Choice Questions:
1. Which of the following would not promote economic growth within a society?
A) Increasing the skill level of the workforce.
B)

MAT157Y
PROBLEM SET 2
DUE IN CLASS ON FRIDAY, SEPTEMBER 23
Temporarily, just for this problem set, if x is a rational number, let us write x
for the
set x
= cfw_y Q|y < x, which is the real number to which x corresponds when we regard
Q as a subset of

MAT157Y
PROBLEM SET 1
DUE IN CLASS ON MONDAY, SEPTEMBER 19
The symbols a, b, x, y all represent real numbers.
1. Use the properties of numbers listed in class to prove the following:
(i) If a > 0 and x > y, then ax > ay.
(ii) If a < 0 and x > y, then ax

MAT157Y 2016-17
Analysis I (Calculus)
This course is intended as an introduction to mathematical analysis for students considering Specialist programmes in Mathematics or Statistics, joint programmes in Mathematics and another discipline, or students inte