The International Baccalaureate (IB) Economics Higher Level (HL) course requires students to have a strong understanding of various economic concepts and formulas. The IB Economics HL Formula Booklet is a comprehensive guide that provides students with a collection of formulas and equations that are relevant to the course. This report will provide an overview of the formulas included in the booklet and their significance in the context of the IB Economics HL course.
Macroeconomic calculations focus on measuring national income, economic growth, inflation, and unemployment. National Income Assessment
Measures the ultimate change in GDP resulting from an injection of autonomous aggregate demand. ib economics hl formula booklet
Elasticities measure responsiveness to changes in price, income, or related goods. Price Elasticity of Demand (PED) Formula: Percentage Change Formula:
The IB awards partial marks for correct working out even if your final calculation is wrong due to a simple arithmetic error. Never just write down the final number. Price Elasticity of Demand (PED) Formula: Percentage Change
Read the quantity demanded at world price ( ) from the demand curve. Imports under Free Trade: (at the world price Pwcap P sub w Tariff Revenue: Exchange Rates and Terms of Trade Currency Conversion Formula: Terms of Trade (TOT)
PED=%ΔQd%ΔPPED equals the fraction with numerator % cap delta cap Q sub d and denominator % cap delta cap P end-fraction or price controls
The next day, she told Mr. Singh: “I finally get it. The Formula Booklet isn’t a cheat sheet. It’s a safety net. It lets me focus on analysis and evaluation —the hard part—because I’m not scared of forgetting a formula.”
When governments intervene via taxes, subsidies, or price controls, you must calculate the resulting changes in consumer surplus, producer surplus, and government revenue or expenditure. Market Surpluses
Real exchange rate = (Nominal exchange rate × Domestic price level) / Foreign price level
ToT=Index of Export PricesIndex of Import Prices×100ToT equals the fraction with numerator Index of Export Prices and denominator Index of Import Prices end-fraction cross 100