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Examples of positive economic statements are "the unemployment rate in France is higher than that in the United States," or "an increase in government spending would lower the unemployment rate". Either of these is potentially falsifiable and may be contradicted by evidence. Positive economics as such avoids economic value judgments.
Statements of fact (positive or descriptive statements), which are based upon reason and observation, and examined via the empirical method. Statements of value (normative or prescriptive statements), which encompass ethics and aesthetics , and are studied via axiology .
The essay argues that economics as science should be free of normative judgments for it to be respected as objective and to inform normative economics (for example whether to raise the minimum wage). Normative judgments frequently involve implicit predictions about the consequences of different policies.
In economics, a normal good is a type of a good which experiences an increase in demand due to an increase in income, unlike inferior goods, for which the opposite is observed. When there is an increase in a person's income, for example due to a wage rise, a good for which the demand rises due to the wage increase, is referred as a normal good.
A positive measurement suggests that the good is a normal good, and a negative measurement suggests an inferior good. The Income elasticity of demand effectively represents a consumers idea as to whether a good is a luxury or a necessity.
Friedman's essay "The Methodology of Positive Economics" (1953) provided the epistemological pattern for his own subsequent research and to a degree that of the Chicago School. There he argued that economics as science should be free of value judgments for it to be objective. Moreover, a useful economic theory should be judged not by its ...
“Affirmations are positive statements someone says to themselves that can help shift their thoughts and behaviors,” Caroline Fenkel, an adolescent mental health expert and the chief clinical ...
Keynesian economics advocates the use of automatic and discretionary countercyclical policies to lessen the impact of the business cycle. One example of an automatically countercyclical fiscal policy is progressive taxation. By taxing a larger proportion of income when the economy expands, a progressive tax tends to decrease demand when the ...