TY - BOOK AU - Wang, Shouyang AU - Xia, Yusen TI - Portfolio selection and asset pricing SN - 9783540429159 SN - 200228343 U1 - 332.6 WAN PY - 2002/// CY - Berlin PB - Springer KW - Investments - Mathematical models KW - Portfolio management - Mathematical models N1 - Includes bibliographical references (p. [177]-192) and indexes ER -