IB Economics SL Extended Essay Example

Your research question is clearly stated and gives the investigation a definite geographic and policy focus.

You use a generally appropriate secondary-research approach with a relevant mix of government, survey, academic, and report-based sources.

You show some awareness of source limitations, especially around survey representativeness and the need to compare evidence carefully.

The discussion does not always stay tightly aligned to the exact outcomes in your question, especially government revenue.

Your method is broad and would be stronger if you explained exactly how you would compare pre- and post-policy evidence.

You do not fully explain how other tobacco-control measures or longer-term trends are being separated from the policy you are studying.

You demonstrate clear understanding of key economics ideas such as externalities, indirect taxation, inelastic demand, and government intervention.

You use Hong Kong-specific evidence to make your explanation more relevant and applied.

You make a genuine effort to interpret figures and statistics rather than leaving them as standalone evidence.

Some evidence is applied beyond what it can actually prove, especially when figures from different years or contexts are treated as directly comparable.

Your treatment of government revenue is too limited for one of the central outcomes in your question.

Several economic terms and diagram explanations are not always used with complete precision.