# qDEA 1.0.0

## Initial CRAN Release

* First public release of qDEA package
* Implements quantile Data Envelopment Analysis methods
* Main function `qDEA()` for efficiency analysis with multiple orientations
* Support for various returns to scale specifications (CRS, VRS, DRS, IRS)
* Bootstrap bias correction procedures
* Subsample size selection following Simar and Wilson (2011)
* Helper functions for DEA model building and LP solving
* Four example datasets from Cooper, Seiford, and Tone (2006)
* Integration with highs solver for linear programming

## Key Features

* Standard DEA and quantile DEA (qDEA) estimation
* Multiple model orientations: input, output, graph, hyperbolic, and directional distance
* Iterative qDEA with convergence testing
* Bootstrap-based bias correction
* Peer identification and projection calculations
* Comprehensive documentation with examples
