一、国外“流动人口”的概念由于户籍制度的存在,流动人口在中国有其特殊的含义。对这种人口的流动,国际上更通用的称法是“迁移人口”(Migrant Population)。为此,在定义“流动人口”之前,有必要了解一下国外对“迁移人口”的定义。根据国际人口科学联盟编写的《多语种人口学辞典》(Multilingual Demographic Dictionary),“迁移”是指“空间移动的一种形式,包括常住址的改变,并常跨越行政边界。这种常住址的改变可以是长期的,半长期的,甚至是短期的”。联合国迁移人口权利公约 I. The Concept of Overseas “” Floating Population “Because of the household registration system, the floating population has its special meaning in China. The more commonly accepted term for the movement of such populations is the Migrant Population. For this reason, it is necessary to understand the foreign definition of ”migrating population“ before defining ”floating population“. According to the Multilingual Demographic Dictionary, prepared by the International Union for Population Sciences, ”migrating“ refers to a form of ”spatial movement that involves changes of permanent addresses and often spans administrative boundaries. Permanent address changes can be long-term, semi-long-term, and even short-term ". United Nations Convention on the Movement of Population Rights