Business Administration - Accounting & Financial Planning ECN502 Lecture Notes - Lecture 1: Econometrics, Ceteris Paribus

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Components of a Model
Definition: the meaning of a term or a concept used in
the model
Assumptions: the conditions under which the model
works
Assumptions
Essential assumptions of a model include:
Consumers: assumed to maximize satisfaction
Producers: assumed to maximize profit
Ceteris paribus assumption: “all other things being
equal”
Changing one variable at a time to assess the
outcome of this change.
Hypothesis
Hypothesis: a statement on the relationship between one
or more variables
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Document Summary

Components of a model: definition: the meaning of a term or a concept used in, assumptions: the conditions under which the model the model works. Assumptions: essential assumptions of a model include: Ceteris paribus assumption: all other things being equal : changing one variable at a time to assess the outcome of this change. Hypothesis: hypothesis: a statement on the relationship between one or more variables. Economic theory: a general statement about the economy or one of its components. Prediction: economic prediction : a conditional statement on the, economic forecasting: assigning a future value to a direction of a variable variable. Has a numerical value e. g. by next spring, the rate of unemployment will fall to. A good model is a model that explains and predicts. Models are tested using statistical techniques economic reality well: econometrics:uses certain statistical procedures and techniques to test hypothesis. Positive economics: positive economics explains or describes how the economy functions be .

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