Ib Economics Hl Formula Booklet ~upd~ · Exclusive

You must be able to calculate equilibrium price and quantity mathematically from linear equations. : Quantity demanded when price is zero (x-intercept).

GDP=C+I+G+(X−M)GDP equals cap C plus cap I plus cap G plus open paren cap X minus cap M close paren

$$Profit = Total Revenue (TR) - Total Cost (TC)$$ $$Average Total Cost (ATC) = \fracTCQ$$

k=11−MPC=1MPS+MPT+MPM=1MPWk equals the fraction with numerator 1 and denominator 1 minus MPC end-fraction equals the fraction with numerator 1 and denominator MPS plus MPT plus MPM end-fraction equals the fraction with numerator 1 and denominator MPW end-fraction Where:

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(GDP components, multipliers, and inflation indices), and the Global Economy

Macroeconomic equations focus on measuring national income, inflation, unemployment, and the multiplier effect of fiscal policy. Measuring Economic Activity National income accounts track economic output and growth. Gross Domestic Product (GDP) via the Expenditure Approach : Consumer spending : Investment by firms : Government spending : Net exports (Exports minus Imports) Real vs. Nominal GDP

Δ Total Revenue (TR)Δ Quantity (Q)the fraction with numerator cap delta Total Revenue open paren cap T cap R close paren and denominator cap delta Quantity open paren cap Q close paren end-fraction Profit Calculations Profit per Unit: Profit Maximization Rule: Firms maximize profit where Revenue Maximization Rule: Firms maximize revenue where Unit 3: Macroeconomics

| Concept | Why important | |---------|----------------| | definitions | No unit cost formulas given | | Lorenz curve & Gini | Only graphical interpretation | | Phillips curve | No equation — conceptual | | Keynesian multiplier process | You must know MPC, MPS, MPT, MPM relationships | | Money multiplier | 1 / Reserve ratio — not in booklet | | Real interest rate | Nominal − Inflation — not explicitly written | | Balance of payments formulas (current account components) | Not listed as equations | You must be able to calculate equilibrium price

Unemployment Rate=Number of Unemployed IndividualsTotal Labor Force×100Unemployment Rate equals the fraction with numerator Number of Unemployed Individuals and denominator Total Labor Force end-fraction cross 100

Calculated geometrically as the area of a triangle:

Interpreting the Lorenz Curve to quantify income inequality. Tips for Success with the Formula Booklet

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Unemployment Rate=Number of Unemployed PersonsTotal Labor Force×100Unemployment Rate equals the fraction with numerator Number of Unemployed Persons and denominator Total Labor Force end-fraction cross 100

The document is intended as a reference for students during the economics course but not for use during examinations. IBDP Economics Formula Sheet 2026 | SL + HL Indicators

The Ultimate Guide to the IB Economics HL Formula Booklet: Master Your Quantitative Assessment

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