EXAM PREP 2025 Practice and Tutorial Questions and
Econ 301
Answer) Concordia University Fall 2025
Sections A, B and C
Last updated: Sept 28, 2025
Content updated is yellow highlighted
• This file is updated frequently throughout the semester. Please check the yellow highlighted date to
ensure that you have the newest version.
• Please feel free to delete all the answers in this file, save a copy, and work on the questions to test
your understanding.
• Practice and tutorial questions are organized by chapter.
• Practice questions – answers and brief explanations are posted below. You can also ask the TA if you
have any questions about deriving the answers to these questions.
• Tutorial questions – the TA will derive the answers step-by-step and will answer your questions. The
answers will not be posted here.
• Tutorials:
- Location: H 420
- Schedule: Friday, 1:15-2:15 p.m. (from September 19th, 2025 to November 28th, 2025)
- TA: Ibrahim Al Soussy
- Format: The TA will derive the answers to the tutorial questions and will also answer your
questions related to the course. The number of questions that the TA will discuss in each tutorial
session will depend on the pace of the tutorial as well as the lecture pace across the three lecture
sections. In the unlikely situation that the tutorial coverage significantly lags behind the lecture
coverage, the TA may skip certain questions and the solutions to these skipped questions will be
added to this file.
• This file is created by Carol Lau (Sections B and C).
• Please directly email me at if you spot any typos in this file.
• I wish to thank the generous contributions from Concordia University Professors Nicolas Lepage
Saucier, Anca Alecsandru, David Desjardins, Szilvia Papai, Rouzbeh Ghouchani and Asefeh
Salarinezhad. I also consulted various online resources in the creation of this file, including Boğaziçi
University, University of California (Davis), British Columbia Institute of Technology, University of
California (Los Angeles), York University, MIT Khan Academy, University of Victoria, Stanford
University, University of California (Santa Barbara), Princeton University, Simon Fraser University,
Syracuse University, University of British Columbia, University of Massachusetts (Amherst),
University of Nebraska (Lincoln), Harvard University, Oakland University, LIUC Cattaneo
University, Kansas State University, Boston University, University of Wisconsin, Madison,
Vanderbilt University and Universitat de Valencia. I also wish to thank various students in Econ 301
who have notified me of typos in the file. All errors are mine.
1
,Math Review and Exercises
1. Exponents
Ans:
a)
b)
c)
2
,2. Derivative rules
3
, Ans:
a)
b)
c)
d)
e)
4