Categorical Regression Splines CRAN Task View: Optimization (http://CRAN.R-project.org/view=Optimization) This package provides for estimating regression splines that handle a mix of continuous and categorical (discrete) data often encountered in applied settings. I would like to gratefully acknowledge support from the Natural Sciences and Engineering Research Council of Canada (NSERC:www.nserc.ca), the Social Sciences and Humanities Research Council of Canada (SSHRC:www.sshrc.ca), and the Shared Hierarchical Academic Research Computing Network (SHARCNET:www.sharcnet.ca). Software Suggests: np, npRmpi, rgl, quadprog, quantreg Jeffrey S. Racine <racinej@mcmaster.ca> Jeffrey S. Racine <racinej@mcmaster.ca> and Zhenghua Nie <niez@mcmaster.ca> GPL 2012-04-30 application/tgz http://CRAN.R-project.org/package=crs