San Diego Mesa College

ECON121 - Principles of Microeconomics

C-ID:

Course Description

This course is an introduction to economic analysis of specific decision-making sectors in the economy (micro analysis). These sectors include households, firms, and government. Topics covered include productivity and costs for individual firms, industry types, the labor market, anti-trust issues, income distribution, and environmental externalities. This course is intended for business majors and all students interested in microeconomics. Prerequisite:Successful completion of Intermediate Algebra with a grade of C or better or appropriate placement based on California Title 5 regulations.

Prerequisites:

This course has prerequisites that must be verified

Transfer Information

Set your college to see transfer options.

Tuition & Fees

Tuition and mandatory fees only. Financial aid may apply. Please contact your local Financial Aid Office for details.

Location

Online

Units

3.0 semester units

Badges

Course Sections

Seat counts change rapidly, these numbers may not reflect current seat availability.

This course has prerequisites that must be verified

Fall 2026 - Semester

Oct 19 to Dec 21

crn: 44667

Format:

Registration Opens 06/07/26

Time: TBA

Professor(s): Tahmina Morshed

Live Seat Count: 40 - (about 9 hours ago)

Section notes:

Students who have not completed MATH 92 of MATH 96 prerequisites, please contact your Counseling Department if you have questions.

Registration Opens 06/07/26

Aug 24 to Dec 21

crn: 44664

Format:

Registration Opens 06/07/26

Time: TBA

Professor(s): Mark Cullivan

Live Seat Count: 33 - (about 9 hours ago)

Registration Opens 06/07/26

Oct 19 to Dec 21

crn: 44666

Format:

Registration Opens 06/07/26

Time: TBA

Professor(s): Tahmina Morshed

Live Seat Count: 40 - (about 9 hours ago)

Registration Opens 06/07/26

Aug 24 to Dec 21

crn: 44653

Format:

Registration Opens 06/07/26

Time: TBA

Professor(s): Mark Abajian

Live Seat Count: 34 - (about 9 hours ago)

Registration Opens 06/07/26

Aug 24 to Dec 21

crn: 44671

Format:

Registration Opens 06/07/26

Time: TBA

Professor(s): Iddoosaa Banae

Live Seat Count: 37 - (about 9 hours ago)

Registration Opens 06/07/26

Aug 24 to Oct 17

crn: 44665

Format:

Registration Opens 06/07/26

Time: TBA

Professor(s): Tahmina Morshed

Live Seat Count: 32 - (about 9 hours ago)

Registration Opens 06/07/26

Aug 24 to Dec 21

crn: 44652

Format:

Registration Opens 06/07/26

Time: TBA

Professor(s): Mark Abajian

Live Seat Count: 22 - (about 9 hours ago)

Registration Opens 06/07/26

Questions? Visit our FAQ section