This directory contains the postscript images of the contents of the paper An interior point algorithm for nonlinear quantile regression by R Koenker and BJ Park. The files are as follows nlrq.ps body of paper title.ps title page appendix.ps appendix of descriptions of test problems table51.ps test problem results table52.ps test problem results alg.ps S+ code for algorithm out.ps is the paper bits catted together for LJ Wei 5/01