Package index

Core Function

The main function for fitting all metafrontier models in smfa.

smfa() print(<smfa>)

Stochastic metafrontier estimation

Model Summary

Summarise and print fitted metafrontier model objects.

summary(<smfa>) print(<summary.smfa>)

Summary of results for stochastic metafrontier models

Efficiency & MTR Extraction

Extract firm-level efficiencies and metatechnology ratios from fitted models.

efficiencies(<smfa>)

Compute efficiency estimates and metatechnology ratios from stochastic metafrontier models

Parameter Extraction

Extract estimated parameters and variance-covariance matrices.

coef(<smfa>) coef(<summary.smfa>)

Extract coefficients of stochastic metafrontier models

vcov(<smfa>)

Compute variance-covariance matrix of stochastic metafrontier models

Model Fit Statistics

Information criteria and model fit diagnostics.

logLik(<smfa>)

Extract log-likelihood value of stochastic metafrontier models

ic(<smfa>)

Extract information criteria of stochastic metafrontier models

nobs(<smfa>)

Extract total number of observations used in frontier models

fitted(<smfa>)

Extract fitted values of stochastic metafrontier models

residuals(<smfa>)

Extract residuals of stochastic metafrontier models