IB skill practice

Evaluate public goods and common access resources

Economics SL skill with original exam-style diagram, data-response, and evaluation seeds.

Paper 1, Paper 2 5 marks Difficulty 2

Explain common access resources

A fisheries extract in a New Zealand macroeconomic snapshot says boats can harvest from the same open fishing ground and each boat has an incentive to catch more. Explain the market failure. Use the labelled diagram, data, or extract evidence before writing the answer. Enter the answer and choose the interpretation that best matches the economic evidence.

Worked practice: economic evidence and answer

Identify the economic evidence first, then state the result and interpretation.