Examlex
A residual is the difference between the predicted and observed values of y.
Long Run
A period of time in economics during which all factors of production and costs are variable, allowing for full adjustment to changes.
Short Run
In economics, a period during which at least one of a firm's inputs is fixed and cannot be changed.
Fixed Input
An input in the production process that cannot be changed in the short term, such as buildings or land.
Long-Run Adjustment
A process in which firms adjust their inputs and outputs to achieve the optimal level of production and efficiency over an extended period.
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