Economics rewards diagram fluency, real-world examples and genuine evaluation. Here is exactly what an A* candidate does across IGCSE and A-Level papers.
Velocity Tuition Academy · Economics · A* Strategy
Updated May 2026·Written by Velocity Tuition Academy·Reviewed by experienced Cambridge CAIE and Edexcel Economics tutors
Economics is one of the most rewarding A-Level subjects to teach because the path to A* is so well-defined. The students who don't make it tend to have one of three things missing: diagram fluency, real-world examples, or genuine two-sided evaluation. The students who reach A* have all three, plus the discipline to apply them under exam timing. This guide explains exactly what each looks like across Cambridge IGCSE 0455, Edexcel 4EC1, Cambridge A-Level 9708 and Edexcel International A-Level Economics.
Every major Economics topic has at least one diagram. A* candidates draw diagrams reflexively and label them fully. The expected diagram conventions:
Axes always labelled — Price (£) on Y, Quantity (units) on X for demand/supply. Real GDP on X, Average Price Level on Y for AD/AS. Inflation rate on Y, time on X for Phillips curve.
Curves labelled — D, S, D1 to D2 for shifts. Use subscripts to show the new positions.
Equilibria marked — P*, Q* at the original equilibrium; P1, Q1 at the new equilibrium after a shift.
Arrows showing direction of shift, with the cause noted in a short label or referenced in the prose.
Surplus/shortage / welfare areas shaded when relevant (consumer surplus, producer surplus, deadweight loss).
A diagram drawn and labelled but never referenced in the prose loses the integration mark. The diagram must be in the writing. "As shown in Figure 1, the leftward shift of supply from S1 to S2 causes price to rise from P1 to P2 and equilibrium quantity to fall from Q1 to Q2."
Real-World Examples Are Required, Not Optional
At IGCSE the requirement is moderate. At A-Level it is decisive. Generic examples ("for example, in some countries...") earn nothing. Specific examples ("the UK Bank of England raised the base rate to 5.25% in August 2023 in response to inflation reaching 6.8%") earn application marks.
The A* habit is to learn 8-10 worked real-world examples — one per major topic — by the end of the AS year. Update them annually for major macroeconomic policies. Examples that age well:
Demand-side policy — central bank rate decisions in major economies (UK Bank of England, US Federal Reserve, ECB).
Supply-side policy — labour market reforms, infrastructure spending, education investment.
Externalities — carbon pricing schemes, plastic bag charges, sugar tax.
Development economics — recent World Bank or IMF interventions, named developing economy case studies.
Evaluation: The Real A*/A Divider
The single biggest gap between A and A* is evaluation. A-grade students argue one side strongly. A*-grade students argue both sides genuinely, then reach a reasoned conclusion. Evaluation that earns marks:
"In the short run vs in the long run" — most policies have different effects on different time horizons.
"It depends on price elasticity" — tax incidence, revenue impact, indirect tax effectiveness all depend on PED and PES.
"Depending on the size of the multiplier" — fiscal policy effects depend on MPC, leakages.
"The opportunity cost is..." — explicit recognition that any policy uses resources that could be used elsewhere.
"This conclusion assumes ceteris paribus / no second-round effects" — acknowledging the simplifying assumptions.
The A* answer concludes — "on balance, an interest rate rise of 0.5% is likely to reduce inflation by X over Y months, but the impact on housing affordability is potentially severe; the Bank of England has signalled it accepts that trade-off because..."
Essay Structure
Extended essays at A-Level follow a consistent successful structure:
Define key terms in the first sentence. "Monetary policy refers to..."
Draw the relevant diagram and reference it.
Explain the mechanism step by step.
Apply a real-world example.
Evaluate — two genuine perspectives, weighed against each other.
Conclude with a reasoned judgement.
At IGCSE the structure is similar but shorter — typically 6-8 sentences per long-response. At A-Level, 25-mark essays warrant 4-5 paragraphs following this structure.
Data Response Papers
Both Cambridge and Edexcel have data response papers — a case study with a sequence of questions of increasing demand. The pattern:
Early questions (1-2 marks each) — define a term or interpret a piece of data. Single-sentence answers.
Middle questions (3-6 marks) — explain a mechanism using the data provided. Use the data; don't just describe it.
Final question (10-15 marks) — full extended response with evaluation. Read the question carefully — many students answer the topic generally rather than the specific question.
The most common Data Response mark-loser is treating the case study as background. The case study is the answer. Reference its data and context explicitly throughout.
A-Level Specifically: Macro / Micro Synthesis
A-Level papers increasingly synthesise micro and macro material in a single essay. Question stems like "Evaluate the impact of an indirect tax on luxury goods on a country's economy" require both micro (PED, tax incidence, market for the good) and macro (government revenue, distributional effects, opportunity cost in public spending) analysis.
A* students plan their essays before writing — a 2-minute spider diagram identifying the micro and macro angles, the key diagrams, the real-world example, and the two evaluation perspectives. The planning is invisible to the examiner but transforms the writing.
Aiming for an A* in IGCSE or A-Level Economics?
Our 1-on-1 Economics tutors specialise in Cambridge (0455 / 9708) and Edexcel International — diagram fluency, real-world examples, genuine evaluation. Free diagnostic trial.
An A* in IGCSE Economics requires three things: diagram fluency (drawn and labelled reflexively, then integrated into the prose), real-world examples to support analysis, and genuine evaluation (acknowledging counterarguments rather than asserting one side). Combined with 8-10 timed past papers and an error log per command word, A* is consistently achievable.
A-Level Economics A* adds two demands to the IGCSE fundamentals: micro/macro synthesis (essay questions that combine both areas), and disciplined extended-essay structure (define, diagram, mechanism, real-world example, evaluation, conclusion). A 2-minute essay plan before writing is the single highest-ROI habit.
Moderate. The content is well-defined and the diagrams have a finite set. The hardest part is evaluation — moving from one-sided argument to genuine two-sided weighing. Students who put 6-8 hours a week into it reach A. Reaching A* requires the additional discipline of essay planning, real-world example currency and explicit evaluation phrases.
Not universally required but strongly preferred at competitive universities. LSE, UCL, Warwick and other top-tier UK Economics programmes typically require A-Level Maths. Cambridge Economics requires A-Level Maths. For other universities Economics A-Level is sufficient, though Maths makes the quantitative parts of A-Level Economics (elasticity calculations, multiplier maths, hypothesis testing in Edexcel) easier.
For an A*: roughly 6-8 hours a week across two years. Heaviest in the A2 (second) year where evaluation skills mature. Past-paper practice with mark-scheme analysis is the highest-ROI activity. Maintain a current real-world example file — refresh examples annually as policy decisions change.
Both cover micro and macro foundations, international and development economics. Cambridge 9708 has four papers (AS and A2 Multiple Choice, Data Response, Essay). Edexcel International A-Level Economics is modular with four units. Cambridge's essay paper is famously demanding for genuine evaluation. Edexcel's questions are more structured. Difficulty is broadly comparable at the top end.
