经济效益是指人们从事生产技术经济活动所得与所费的关系。所费少所得多,经济效益就高,相反则低。通常我们说以尽量少的劳动消耗取得尽量多的物质成果就是这个意思。经济效益可分为社会效益、部门效益和企业效益三个方面。所谓社会效益是指工厂企业及其它单位使用邮电通信,缩短了空间,节约了时间而多增加的经济效益。如电话订货能给工厂增加产值,邮寄商品能加速商品流通,减少积压等。所谓部门效益和企业效益是指邮电部门(通过企业)为社会提供通信服务,付出一定的劳动(包括活劳动和物 Economic efficiency refers to the relationship between income and expenses that people engage in in producing technical and economic activities. Fewer fees, higher economic efficiency, on the contrary is low. Usually we say that it is this meaning that as much physical consequence as possible can be achieved with as little labor as possible. Economic benefits can be divided into three areas: social benefit, sectoral benefit and enterprise benefit. The so-called social benefits refers to the factories and enterprises and other units to use postal and telecommunications, shorten the space, saving time and increase the economic benefits. Such as phone orders can increase the output value of the factory, mailing goods can speed up commodity circulation, reduce backlog and so on. The so-called departmental effectiveness and corporate effectiveness means that postal and telecommunications departments (through enterprises) provide communications services to society and pay a certain amount of labor (including live labor and materials