National Survey of Urban Low Income Familieshttp://doi.org/10.18170/DVN/ZGNTIZResearch Group from Policy Research Center of Ministry of Civil Affairs of the People’s Republic of ChinaPeking University Open Research Data Platform2017-06-072017-06-07T02:42:48ZNational Survey of Urban Low Income FamiliesSocial SciencesResearch Group from Policy Research Center of Ministry of Civil Affairs of the People’s Republic of China2017-05-29CC0CC0 Waiver