AO2 · Causal chain
Build a linked chain from the tax to the market outcome, not a list of effects.
AQA 8136 · Indirect-tax judgment
Evaluation: a list of two sides is not a judgment
The evaluation mark. It is awarded for a supported judgment against a stated criterion — not for the quality or the quantity of the analysis preceding it.
Reviewed family · Studara-authored items · No grade-uplift claim
The lost mark
One answer. Several places the method can fail.
Studara does not reduce the response to right or wrong. The reviewed contract checks these states independently.
AO3 · Counter-chain
Develop the strongest argument against, with the same rigour.
AO3 · Criterion and verdict
Name the criterion the judgment turns on, reach a verdict, and state what would change it.
Why it goes wrong
The diagnosis stays uncertainty-safe.
A wrong response can support a specific measured diagnosis. A blind multiple-choice diagnostic records only a possible cause until later working provides stronger evidence.
01
The error
Setting out advantages and disadvantages and then stopping, so no criterion is named and no verdict is reached.
02
Why it survives revision
The analysis is often genuinely good, and the answer is long. Length and balance both feel like depth, so the response reads as complete to the person who wrote it while the evaluation marks are untouched.
The worked repair
Repair the smallest broken step.
Teaching is not evidence. This one move is the repair; the proof checks begin after it disappears.
Name the criterion the judgment turns on, say which way it falls, and state the condition under which it would fall the other way.
What happens after the repair
Correction is the start, not the result.
Immediate
Asked again straight away, on a different question
The repair leaves the screen and a new authored item checks the method unassisted. Being taught something is never evidence that it was learned, so this is the first stage that counts at all.
Delayed
Asked again after at least 1 day
A parallel form of the same method, unassisted, with the repair no longer on screen. A retest in the same session does not count.
Transfer
Asked again when the surface changes
The transfer form changes the good's price elasticity, which should flip the verdict — so a memorised conclusion becomes the wrong one.
Exam
Asked again under exam conditions
Timed, carrying the mark tariff, in an exam-like response format and aligned to the specification. Any one of those missing and the evidence is refused.
REVIEWED BOUNDARY
This page covers one reviewed family: Indirect-tax judgment. Build and stress-test a causal policy argument using PED, external costs, conditions and a justified verdict. Other families within the same GCSE Economics topic are outside this reviewed journey, and Studara does not apply the proof label to material that has not been reviewed. No grade-uplift claim is made anywhere on this site.
Straight answers
Before you use this guide.
How do I get evaluation marks in GCSE Economics?
State the criterion your judgment depends on, give a verdict, and say under what condition the verdict would change. A balanced list of advantages and disadvantages with no verdict does not reach the evaluation marks.
Does an indirect tax always reduce consumption?
It depends on price elasticity of demand. For an inelastic good the fall in quantity is small, which is exactly the condition your evaluation should turn on.
Does Studara guarantee a higher grade?
No. Studara has not run a controlled outcome study and publishes no grade-uplift claim. What has been measured, what is withheld, and the metric that failed its bar are all on the public evidence page.
Turn this method into evidence