纺织企业产品结构系统外生变量的确定与回归分析

Determining and Analyzing on the External Variables of Preduct Structure System for Textile Enterprise

应用系统分析原理和综合评价方法确定了八家棉纺织企业的产品结构系统外生变量，并对诸项变量进行了多元回归和逐步回归分析．结果表明，影响棉纺织企业产品结构系统的主要外生变量是技改资金投入量、设各新度系数、原料价格变动率以及产品的市场趋势系数．

y using the principle of system analysis and synthetical evaluation method, several external variables of product structure system of eight cotton mills were determined. Multivarite regression analysis and prosressive resression analysis were used to the variables. Results show that the main external variables of product structure system of the cotton mills are investment in technical transformation, new degree of equipment, rate of materials once change, market trend coefficient of product et al.