- Add DEA environmental model.
- Add Malmquist-Luenberger environmental productivity index.
- Add Bootstrap Radial DEA Model.
- Add Returns to Scale (RTS) Test.
- Compatibility with JuMP 1.0, GLPK 1.0, and Ipopt 1.0.
- Set the minimum Julia version to 1.6.
- Add Directional Distance Function model in multiplier form.
- Add Radial big data model.
- Add Radial model in multiplier form.
- Change default optimizer of Modified Directional Distance Function model to GLPK.
- Add Hölder distance function model.
- Add Reverse directional distance function model.
- Add Russell input, output, and graph models.
- Add Enhanced Russell Graph Slack Based Measure model.
- Add Modified Directional Distance Function model.
- Add an option to solve models using an optimizer specified by the user.
- Add an option to report economic efficiency in monetary terms.
- Add input and output orientation in additive model.
- Add weak disposability in additive model.
- Cusotm weights in additive model are now specified with
rhoX
andrhoY
instead ofwX
andwY
. - Add parameter to specify DMU names in all model functions.
- Add
peers
andpeersmatrix
functions to return the peers. - Add
targets
function to return optimal input and output targets. - Add
normfactor
function to return normalization factor in economic models. - Compatibility with GLPK 0.14.
- Compatibility with JuMP 0.21.
- Weak disposability in radial, cost, and revenue models.
- Minor bugs fixed.
- Compatibility with GLPK 0.12.
- Initial release.