Leon2003: Data: Leon, Liern, Ruiz and Sirvent (2003).

In deaR: Conventional and Fuzzy Data Envelopment Analysis

Data: Leon, Liern, Ruiz and Sirvent (2003).

Description

Data of 8 DMUs with one symmetric triangular fuzzy inputs: Xj = (xj, alphaj), and one symmetric triangular fuzzy outputs: Yj = (yj, betaj).

Usage

data("Leon2003")

Format

Data frame with 8 rows and 5 columns. Definition of fuzzy inputs (X) and fuzzy outputs (Y):

x1

Input 1

alpha1

spread vector Input 1

y1

Output 1

beta1

spread vector Output 1

Author(s)

Vicente Coll-Serrano ([e-mail]). Quantitative Methods for Measuring Culture (MC2). Applied Economics.

Vicente Bolos ([e-mail]). Department of Business Mathematics

Rafael Benitez ([e-mail]). Department of Business Mathematics

University of Valencia (Spain)

Source

Leon, T.; Liern, V. Ruiz, J.; Sirvent, I. (2003). "A Possibilistic Programming Approach to the Assessment of Efficiency with DEA Models", Fuzzy Sets and Systems, 139, 407–419. \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1016/S0165-0114(02)00608-5")}

See Also

make_deadata_fuzzy, modelfuzzy_possibilistic, cross_efficiency_fuzzy, modelfuzzy_guotanaka

Examples

# Example. Replication of results in Leon et. al (2003, p. 416)
data("Leon2003")
data_example <- make_deadata_fuzzy(Leon2003,
                                   dmus = 1,
                                   inputs.mL = 2,
                                   inputs.dL = 3,
                                   outputs.mL = 4,
                                   outputs.dL = 5)
result <- modelfuzzy_possibilistic(data_example,
                                   h = seq(0, 1, by = 0.1),
                                   orientation = "io",
                                   rts = "vrs")
efficiencies(result)

deaR documentation built on May 2, 2023, 5:13 p.m.