The grey system assessment method, air pollution integrated index are applied to evaluate the atmosphere, surface water, noise environmental quality of valley cities in western China.
本文首先采用灰色系统评价方法、空气污染综合指数等方法对中国西部河谷型城市大气、地表水、噪声环境质量进行了客观评价。
Making use of evaluation index system of financing performance of listed companies, integrated evaluation on 18 listed petrochemical companies were made by using principal component analytical method.
利用上市公司财务绩效评价指标体系，应用主成分分析方法对18家石油化工类上市公司进行了综合评价。
New method of evaluating the hedge performance which adopted the integrated index of mean, variance and low partial moments of the returns of the hedging portfolio was proposed.
本文提出了采用套保组合收益率的均值、方差和半方差作为综合衡量套保绩效指标的新方法。
应用推荐