Notes, Comments and Preliminary results Jun 12 2007 Thanasis Stengos and Dianqin Wang   Testing for Shape Invariance of Semiparametric Equivalence Scales   Abstract  Contact Information  Citation  Full Text  -  Note   Jan 09 2007 Thanasis Stengos and Dianqin Wang   An algorithm for censored quantile regressions   Abstract  Contact Information  Citation  Full Text  -  Note