residuals.snqProfitEst {micEconSNQP}

Residuals of an SNQ profit function

Description

Extract the residuals from the estimation of a Symmetric Normalized Quadratic (SNQ) profit function.

Usage

## S3 method for class 'snqProfitEst'
residuals( object, scaled = TRUE, ... )

## S3 method for class 'snqProfitImposeConvexity'
residuals( object, scaled = TRUE, ... )

Arguments

object

an object of type snqProfitEst or snqProfitImposeconvexity.

scaled

logical. Return scaled quantities?

...

currently not used.

Value

residuals.snqProfitEst and residuals.snqProfitEst return a dataframe that contains the residuals for each netput and the profit.

Author(s)

Arne Henningsen

See Also

snqProfitEst, snqProfitImposeConvexity and residuals

Examples

if( requireNamespace( 'micEcon', quietly = TRUE ) ) {
   data( germanFarms, package = "micEcon" )
   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 )
}