Joint Mathematics-Economics Major (EN28), B.S.

To receive a bachelor of science degree in joint mathematics/economics, no more than three upper-division courses taken externally from UC San Diego can be counted toward the major.

NOTE: F-1 students, with an EN28 major, are eligible to apply for STEM OPT and extend the employment authorization benefit for up to 24 months. Visit the OPT webpage for details,

Focus of the Major

  • For students with strong mathematical skills
  • Builds on advanced mathematics through economic applications
  • Helps to prepare students for graduate study in economics and business

Learning Objectives

  • Apply the formal methods used by statisticians to analyze data to learn about the real world
  • Use basic econometric methods to quantify uncertainty with confidence intervals; use regression to infer causal relationships; and use regressions for prediction
  • Critically interpret empirical studies
  • Set up, solve, and analyze optimization models
  • Apply optimization models to consumer, producer, and market theories
  • Use game theory to analyze the strategic behavior of individuals and firms
  • Be able to prove basic calculus theorems


  • Major requirements checklist for students entering before FA12 (PDF)
  • Major requirements checklist for students entering FA12 and later (PDF)

Four Year Plans

  • Freshmen entering before FA12 (PDF)
  • Freshman entering FA12 and later (PDF)

Two Year Plans

  • Transfer students entering before FA12 (PDF)
  • Transfer students entering FA12 and later (PDF)