Ch 1-2 Flashcards
Macroeconomics
Study the economy as a whole
Economics
Study of how people choose between alternatives.
Scarcity
Having to chose between two alternatives.
Ex. Choosing a use for land.
Issues in macroeconomics
- What should be produced?
- How should it be produced?
- For whom?
Opportunity cost
The value of the best alternative forgone in any choice
Free good
A good not limited by choice.
Gravity
Features of economist approach
- Emphasis on opportunity cost
- Choices are made to maximize value for own self interest
- Individuals pay attention to the small effects of decisions.
Choice at the margin
Choices involving a little more or a little less
Microeconomics
Choices made by individual d cushion making units
Variable
Value can change
Constant
Value does not change
Model
Set of simplifying assumptions about an aspect of the world
Ceteris peribus
All other things unchanged.
Fallacy of false cause
Incorrect conclusion that one event causes another because they tend to occur together.
Positive statement
Statement of fact or hypothesis.