2014 varsity college 1b-pmac6112 lu1 - edu @ …thinus.weebly.com › ... › 6 › 3 › 30633117...
TRANSCRIPT
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ECONOMICS (the best subject)
PRESENTED BY
Thinus Nienaber
Program
Prescribed Book: Economics for SA students – Philip Mohr, Louis Fourie and associates.
Module guide: Refer p 9/259.
Facilitation sessions.
Additional reading.
Own research.
Continuous thinking and learning.
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What is economics?
Economic glasses
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The Interdependence between the major sectors, markets and flows
in the mixed economy.
Learning Unit 1
Introduction
Economics: science of household management
• Unlimited wants, limited means: scarcity
• Scarcity necessitates choice
• Every choice entails opportunity cost
Opportunity cost
– best alternative forgone� examples
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Microeconomics:• focus on detail• microscope� examples
Macroeconomics:• deals with whole economy� examples
Micro vs Macro
Macroeconomic theory
Simplification, abstraction, modelPurposes
– explanation– prediction– policy
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Macroeconomic policy
Objectives– economic growth– full employment/low unemployment– price stability/low inflation– balance of payments stability/external stability– equitable/socially acceptable distribution of
income
• Instruments– monetary policy– fiscal policy– other policies
Macroeconomic policy
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Business
Major flows in the economy
Production → income → spending/expenditure
Production, income and spending
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Production:– factors of production
� natural resources (land)� labour� capital� entrepreneurship
Major flows in the economy
Income:– Flipside of production– Reward of the factors of production
� rent (natural resources)� wages and salaries (labour)� interest (capital)� profit (entrepreneurship)
Major flows in the economy
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Spending: expenditure by all sectors of the economy• consumption expenditure by households (C)• investment (capital) expenditure by firms (I)• government spending (G)• exports (X) minus imports (Z)
Major flows in the economy
The different components of production, income and spending
Major flows in the economy
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Households
Circular flows
Goods market and factor market
Circular flow of goods and services
The circular flow of goods and services
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Government
)
The circular flow of income and spending
Circular flows
Circular flow of income and spending(opposite direction to goods and services
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Injections into (or additions to) circular flow of income and spending
– investment spending/capital formation– government spending on goods and services– exports
Withdrawals or leakages from the circular flow– saving– taxes– imports
Circular flows
Note that capital goods (capital as factor of production) are tangible
Investment refers to purchase of capital goods
Circular flows
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The government in the circular flow of production, income and spending
Financial Sector
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The main elements of the circular flow of income and spending
Things to watch out for
Fallacy of composition– whole is more than the sum of the parts– what is true for single part not necessarily true
for the whole�examples
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Do not confuse correlation with causation�examples
Do not confuse levels with rates of change�examples
Things to watch out for
Putting all together
Summary