警惕：“优惠政策”亦有负效应河北省乐亭县人民银行　阚存瑞，潘凤秋改革开放以来，为促进经济发展，各种“优惠政策”应运而生。有鼓励外商投资的；有鼓励某些行业发展的；也有地方对某些所有制经济进行保护和支持的。勿庸置疑，这些“优惠政策”对我国经济的发展起到了... Vigilance: “Preferential policies” also have a negative effect. People’s Bank of Laoting County, Hebei Province. Zhan Cunrui, Pan Fengqiu Since the reform and opening up, in order to promote economic development, various “preferential policies” came into being. There are incentives for foreign investment; there are incentives for the development of certain industries; and there are places for the protection and support of certain ownership economies. Undoubtedly, these “preferential policies” have played a role in the development of China’s economy...