Coelli_1998: Data: Coelli, Rao and Battese (1998).

Description

Data of five DMUs with two inputs and one output. Prices for inputs are available. Price for output is not from Coelli et al. (1998).

Usage

data("Coelli_1998")

Arguments

Format

Data frame with 6 rows and 5 columns. Definition of inputs (X) and outputs (Y):

Input1: Input 1
Input2: Input 2
Output: Output
Price_input1: Price input 1
Price_input2: Price input 2
Price_output: Price output

Author

Vicente Coll-Serrano (vicente.coll@uv.es). Quantitative Methods for Measuring Culture (MC2). Applied Economics.

Vicente Bolos (vicente.bolos@uv.es). Department of Business Mathematics

Rafael Benitez (rafael.suarez@uv.es). Department of Business Mathematics

University of Valencia (Spain)

Examples

Run this code

# Example. Replication of results in Coelli et al. (1998, p.166).
# Cost efficiency model.
data("Coelli_1994")
# Selection of prices: data_prices is the trasnpose where the prices for inputs are. 
data_prices <- t(Coelli_1998[,5:6]) 

data_example <- read_data(Coelli_1998,
                          dmus=1,
                          ni=2,
                          no=1)
result <- model_profit(data_example,
                       price_input=data_prices,
                       rts="crs", 
                       restricted_optimal=FALSE) 
# notice that the option by default is restricted_optimal=TRUE
efficiencies(result)