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A competitive firm has the three-factor production function f (x, y, z) = (x + y) 1/2 z 1/2.The factor prices used to be wx = $1, wy = $2, and wz = $3.Suppose that the price of factor y doubled while the other two prices stayed the same.Then the cost of production
Consumption
The consumption of products and services by individuals in a household.
Impossibility Theorem
A proposition demonstrated by Kenneth Arrow showing that no system of aggregating individual preferences into social decisions will always yield consistent, nonarbitrary results.
Voting Paradox
A simple demonstration of how majority-rule voting can lead to seemingly contradictory and inconsistent results. A commonly cited illustration of the kind of inconsistency described in the impossibility theorem.
Social Choice
The problem of deciding what society wants. The process of adding up individual preferences to make a choice for society as a whole.
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