ECO2013 · ECO2023 · IRSC
Think like an economist.
ECONOHelper Owl 3.0 is Dr. Ray's 24/7 learning assistant — hints, graphs, practice and feedback for Principles of Macro and Micro.
Pick how you want to learn
Explain Like I'm New
Plain language, one concrete example, then a check question.
Exam Coach
Course-aligned practice with hints before answers.
Graph Coach
Axes, equilibrium, shift vs. movement, price then quantity.
Check My Answer
What's right, your first key error, and one hint.
Adam Smith or Keynes
Compare viewpoints, separating history from interpretation.
Real World Example
Connect concepts to current, sourced data.
Test Mode
New practice questions; answers only after you try.
ECO 2013
Principles of Macroeconomics
National income, economic growth, business cycles, unemployment, inflation, the aggregate expenditure and AD–AS models, fiscal policy, deficits and debt, money, banking, and monetary policy. Module 8 on international trade is supplemental.
ECO 2023
Principles of Microeconomics
Supply and demand, elasticity, market structures, price determination, factors of production, income distribution, and the effects of monopoly and oligopoly on markets.
Responsible use
ECONOHelper is optional and supports your learning — it won't write graded work, reveal exam content, or make grading decisions. Never share your student ID, grades, or personal records. Verify calculations and sources, disclose AI use when required, and contact Dr. Ray for anything about your grade or course expectations.