In two multivariate regression models, average GDP, population density, average disposal income of urban residents are main exogenous variables, and the endogenous variables are service industry added value and the ratio of service industry employee.

• 以人均GDP、人口密度和城镇居民人均可支配收入等4项指标为自变量,分别以服务业增加值比重和服务业从业人员比重为因变量,构建两个多元回归模型分析浙江省服务业发展和这些因素之间的关系。