It establishes the increasing degrees and dynamical productive fuctional model in building enterprises,and ayear contribultory models of investing labour and produtive fund,effect of profit-tax and productive total cost ect.

• 文中建立了企业递阶动态生产函数模型,企业科技进步综合效果评价模型,以及企业科技进步对年度总产值、年度劳动力投入、年度生产资金投入、年度利税效果和年度生产总成本等的贡献模型。