TY - BOOK AU - Koenker,Rogr TI - Quantile regression SN - 9780511754098 U1 - 519.5 PY - 2010/// CY - Cambridge PB - C.U.P. KW - statistical theory and methods KW - Econometrics and mathematical methods UR - http://dx.doi.org/10.1017/CBO9780511754098 ER -