Comparative Advantage Practice
Compare two producers' production possibilities and see who gives up less to make each good. Then answer five exam-style questions on opportunity cost, specialization, and terms of trade.
One tile of the full basic economic concepts unit.
The course teaches basic economic concepts interactively — drag the graphs, practice with feedback, and spaced reviews bring it back before you forget. Free.
Interactive graph
Five practice questions
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Question 1 of 5
In one hour, Ana can bake 12 loaves of bread or make 4 cakes. Her opportunity cost of one cake is:
Question 2 of 5
Country A can produce more of both wheat and cloth than Country B with the same resources. Which statement is correct?
Question 3 of 5
For Maria, one truck of corn costs 2 trucks of soybeans to produce. For Jonas, one truck of corn costs 5 trucks of soybeans. Which trade price for corn would make both better off?
Question 4 of 5
After two countries specialize according to comparative advantage and trade, what happens on their production possibilities curves?
Question 5 of 5
Comparative advantage says specialization should be based on:
What the course adds
Beyond this one page
The basic-economic-concepts unit has dozens of practice questions on opportunity cost, the PPC, comparative advantage, and gains from trade. Each session pulls from your weak spots — not the same five questions every time.
Spaced reviews
FSRS brings every concept back right before you'd forget. ~50% better retention than re-reading.
Per-concept mastery
Performance Factor Analysis tracks each sub-skill separately — you see which version of the idea is still wobbly.
Diagnostic placement
A short test skips you past what you already know. No re-learning the basics.
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The full Econ Academy basic-economic-concepts unit includes adaptive practice, spaced repetition, and mastery tracking so you stop forgetting what you just learned.