Economics (Global Edition, 14th Edition)

Economics (Global Edition, 14th Edition)

Michael Parkin

Source: WeLib

Michael Parkin’s Principles of Economics (14th edition) provides a comprehensive framework for understanding how individuals, firms, and governments make choices in the face of scarcity, and how these choices coordinate economic activity within markets and across nations.

• Economic Coordination & What is Economics: Choices by individuals, firms, and governments within social/legal frameworks; study of scarcity and trade-offs.
• The Economic Problem: Production possibilities frontier shows limits; opportunity cost guides efficiency; growth from technology and capital.
• Demand & Supply: Prices coordinate buyers and sellers; equilibrium balances demand and supply; shifts create new outcomes.
• Elasticity: Responsiveness of demand/supply to price, income, or substitutes; key for revenue and classification of goods.
• Efficiency & Equity: Efficiency maximizes surplus; equity debates fairness of results vs. opportunity.
• Government Actions in Markets: Price controls and taxes distort equilibrium, create deadweight loss; incidence depends on elasticity.
• Global Markets in Action: Comparative advantage drives trade gains; restrictions like tariffs reduce overall welfare.
• Utility & Demand: Consumers maximize satisfaction under budget constraints; diminishing marginal utility shapes choices.
• Possibilities, Preferences, Choices: Budget lines and indifference curves show trade-offs; equilibrium at tangency point.
• Organizing Production: Firms maximize profit under constraints; ownership structures face principal-agent problems.
• Output & Costs: Short run has fixed factors and diminishing returns; long run allows scale economies.
• Perfect Competition: Many firms, identical products, price takers; long-run profits zero, efficient production.
• Monopoly: Single seller with barriers; sets price above marginal cost, causing inefficiency; may use price discrimination.
• Monopolistic Competition: Differentiated products, some market power; long-run zero profit, excess capacity.
• Oligopoly: Few firms, interdependent strategies; cooperation vs. competition modeled with game theory.
• Public Choices, Public Goods, Healthcare: Non-excludable goods underprovided; healthcare faces asymmetric information and externalities.
• Externalities: Costs/benefits on third parties; corrected by taxes, property rights, or cap-and-trade.
• Markets for Factors of Production: Wages, rents, returns determined by marginal product value.
• Economic Inequality: Measured by Lorenz curve/Gini; arises from human capital, institutions, discrimination; mitigated by redistribution.
• Uncertainty & Information: Adverse selection, moral hazard; signaling and screening improve efficiency.
• Measuring Value of Production (GDP): Tracks total output via expenditure or income approach; real GDP gauges growth but has limits.
• Monitoring Jobs & Inflation: Unemployment types (frictional, structural, cyclical); CPI tracks inflation; stability is policy goal.
• Economic Growth: Sustained expansion via productivity, capital, technology; innovation drives long-term growth.
• Finance, Saving, Investment: Loanable funds market balances saving and investment; deficits crowd out private investment.
• Money, Price Level, Inflation: Money as medium, unit, store; central bank regulates supply; quantity theory links money growth to inflation.
• Exchange Rate & Balance of Payments: Currency values set by demand/supply; accounts record international transactions.
• Aggregate Supply & Demand: Framework for GDP and price fluctuations; equilibrium at curve intersection.
• Expenditure Multipliers: Spending changes ripple through economy; size depends on consumption and leakages.
• Business Cycle, Inflation, Deflation: Fluctuations around growth trend; theories explain demand shocks or productivity changes.
• Fiscal Policy: Government spending/taxes influence performance; discretionary vs. automatic stabilizers; debt concerns.
• Monetary Policy: Central bank manages money supply and interest rates; aims for stable inflation and sustainable employment.

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