TASC Economics Level 3 study guide
TASC Economics Level 3 · Work through your exam, one topic at a time.
TASC Economics Level 3 is a secondary-completion assessment for candidates who want to show they can handle economics at a level beyond the introductory survey. It suits adults finishing a high school equivalency pathway, students who have already taken a first economics course and want a stronger record, and career changers who need evidence of quantitative social-science reasoning for further study or entry-level work. The TASC Economics Level 3 study guide has 10 sections and about 3,220 words.
01Scarcity, Choice, and Opportunity Cost
Economics begins with scarcity: wants are unlimited, but resources (land, labor, capital, entrepreneurship) are finite. Because scarcity forces choice, every decision carries an opportunity cost - the value of the next-best alternative forgone.
364 words, about 2 min02Economic Systems and the Role of Government
Economic systems answer three questions: what to produce, how to produce it, and for whom. The main types are market (capitalist) , command (centrally planned) , and mixed economies.
317 words, about 2 min03Supply, Demand, and Market Equilibrium
Law of demand : as price rises, quantity demanded falls (inverse relationship), other things equal. Law of supply : as price rises, quantity supplied rises.
318 words, about 2 min04Elasticity and Consumer Behavior
Price elasticity of demand (PED) measures responsiveness of quantity demanded to price: PED = % change in quantity demanded ÷ % change in price. Demand is elastic if PED 1, inelastic if PED < 1, unit elastic if = 1.
349 words, about 2 min05Production, Costs, and Market Structures
Short run has at least one fixed input; long run all inputs are variable. Total product, marginal product, and average product describe production; diminishing marginal returns set in as more variable input is added to fixed inputs.
350 words, about 2 min06Labor Markets, Wages, and Income Distribution
Labor demand is derived from the demand for output and depends on marginal revenue product (MRP = marginal product × output price) . Firms hire until MRP equals the wage.
291 words, about 1 min07Macroeconomic Measurement and Indicators
GDP is the market value of all final goods and services produced within a country in a period. Avoid double counting (count final goods, or sum value added).
297 words, about 1 min08Money, Banking, and Monetary Policy
Money functions: medium of exchange, unit of account, store of value. Money supply measures: M1 (currency + checkable deposits) and M2 (M1 + savings and small time deposits).
301 words, about 2 min09Fiscal Policy and Public Finance
Fiscal policy uses government spending and taxation to influence aggregate demand. Expansionary fiscal policy (spending up or taxes down) shifts AD right; contractionary does the opposite.
310 words, about 2 min10International Trade, Exchange Rates, and Globalization
Comparative advantage explains gains from trade: a country should specialize where its opportunity cost is lowest, even if another country has an absolute advantage in everything. Absolute advantage means producing more with the same resources.
323 words, about 2 min