data( Coelli )
Coelli$logOutput <- log( Coelli$output )
Coelli$logCapital <- log( Coelli$capital )
Coelli$logLabour <- log( Coelli$labour )
front41Est( data = Coelli, crossSectionName = "firm",
timePeriodName = "time", yName = "logOutput",
xNames = c( "logCapital", "logLabour" ) )
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