| residuals.snqProfitEst {micEcon} | R Documentation |
Extract the residuals from the estimation of a Symmetric Normalized Quadratic (SNQ) profit function.
## S3 method for class 'snqProfitEst': residuals( object, scaled = TRUE, ... ) ## S3 method for class 'snqProfitImposeConvexity': residuals( object, scaled = TRUE, ... )
object |
an object of type snqProfitEst or
snqProfitImposeconvexity. |
scaled |
logical. Return scaled quantities? |
... |
currently not used. |
residuals.snqProfitEst and residuals.snqProfitEst return a
dataframe that contains the residuals for each netput and the profit.
Arne Henningsen ahenningsen@agric-econ.uni-kiel.de
snqProfitEst, snqProfitImposeConvexity
and residuals
data( germanFarms )
germanFarms$qOutput <- germanFarms$vOutput / germanFarms$pOutput
germanFarms$qVarInput <- -germanFarms$vVarInput / germanFarms$pVarInput
germanFarms$qLabor <- -germanFarms$qLabor
germanFarms$time <- c( 0:19 )
priceNames <- c( "pOutput", "pVarInput", "pLabor" )
quantNames <- c( "qOutput", "qVarInput", "qLabor" )
estResult <- snqProfitEst( priceNames, quantNames, c("land","time"), data=germanFarms )
residuals( estResult )
residuals( estResult, scaled = FALSE )