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Intro economics
Key terms in new economics LC course
Question | Answer |
---|---|
Economics | Is a social science |
Social science | Studies human behaviour in different conditions |
Economics data | Facts gathered for economic reference or analysis |
Steps of gathering data | Step 1=collect data Step2=organise data. Step3=present data. Step4= analysis data. Step 5=interpret data |
Markets | Markets exist where buyers and sellers exchange goods and services |
What is the margin | The margin is the change in a variable caused by an increase of one unit of another variable |
Positive economics | Economic analysis based on objective facts |
Normative economics | Judgment on what should occur/making statements |
Opportunity cost | buying one good/service but sacrificing the other one |
Need | Something we have to have eg. Food/water |
Want | Anything we don’t have to have but desire eg.holiday/new phone |
Visual models | Pictures of an abstract economy (graphs,curves) that tell an economic story |
Mathematical models | Equations with many economic variables |