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Chapter 1
Introduction to Economics
Economics
A study of how people use
their limited resources to fulfil
unlimited wants
Basic Economics Concept
Scarcity
Choices
Opportunity
Cost
Reason: wants are always
exceeding limited resources
Land, Labour, Capital,
Entrepreneur
Everyone cannot have what
he/she wants, so they have to
choose from the available
alternatives
The second best alternative that
has to be forgone for another
choice which gives more
satisfaction
Basic Economic Problems
1. What to produce
2. How to produce
3. For whom to produce
Production Possibilities Curve
(PPC)
Definition:
Various possible combinations of goods and
services produced within a specified time with
given technology and resources.
Assumptions to study PPC
 Full employment and full production capacity
(full efficiency)
 The amount of resources available is fixed
 The state of technology does not change
throughout production.
 Economic only produce 2 goods
How to draw a PPC ?
How to Draw a PPC
 Plot all combinations views in the following
table.
Combination Shoes (unit) Rice (unit)
A 0 45
B 3 42
C 6 36
D 9 27
E 12 15
F 15 0
• X
• Y
• Z
• W
Unattainable
Scarcity – limited
resources
Attainable
- Unemployment
- Waste of resources
Attainable
- Efficiency
Good A
Good B
Factors that influence the shift of
the PPC
1. Economic growth
2. Technological advances
3. Population
Shape of PPC
Concave Linear Convex
OC is constant
/ fix
OC is
increasing
OC is
decreasing

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Introduction to Economics

  • 2. Economics A study of how people use their limited resources to fulfil unlimited wants
  • 3. Basic Economics Concept Scarcity Choices Opportunity Cost Reason: wants are always exceeding limited resources Land, Labour, Capital, Entrepreneur Everyone cannot have what he/she wants, so they have to choose from the available alternatives The second best alternative that has to be forgone for another choice which gives more satisfaction
  • 4. Basic Economic Problems 1. What to produce 2. How to produce 3. For whom to produce
  • 5. Production Possibilities Curve (PPC) Definition: Various possible combinations of goods and services produced within a specified time with given technology and resources.
  • 6. Assumptions to study PPC  Full employment and full production capacity (full efficiency)  The amount of resources available is fixed  The state of technology does not change throughout production.  Economic only produce 2 goods How to draw a PPC ?
  • 7. How to Draw a PPC  Plot all combinations views in the following table. Combination Shoes (unit) Rice (unit) A 0 45 B 3 42 C 6 36 D 9 27 E 12 15 F 15 0
  • 8. • X • Y • Z • W Unattainable Scarcity – limited resources Attainable - Unemployment - Waste of resources Attainable - Efficiency Good A Good B
  • 9. Factors that influence the shift of the PPC 1. Economic growth 2. Technological advances 3. Population
  • 10. Shape of PPC Concave Linear Convex OC is constant / fix OC is increasing OC is decreasing