Examlex
The price of a box of chalk has increased from $.89 to $1.39 over a ten-year period. What index number would represent the change in price over the ten-year period?
Perfectly Elastic
A situation in economics where the quantity demanded or supplied changes infinitely with any change in price.
Perfect Mobility
An economic condition where factors of production such as labor and capital can be easily moved across industries or geographies without costs or barriers.
Perfect Knowledge
A hypothetical situation in which all parties in the market have complete and absolute information about the market conditions and variables.
Variable Costs
Costs that change in proportion to the level of production or business activity.
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