Does Head Start Yield Long-Term Benefits?
利用1997年全国青年纵向调查数据，考察启蒙计划与学校停学、留级及数学成绩的关系，发现参与该计划没有长期益处。
ABSTRA(C'T Usinig a new data set, the National Longitudinal Survey of Youth 1997 (AIJSY97), this paper examines the relationships between Head Start and school suspensions, grade retentiois, and scores onz miath achievement tests. The body o'jprevious work that has studied the eJffcts (J'Head Start oni child outrotnes has examined relatliiely young chillren or smail samples ,from compensatorIy preschool programs other than Ilend Start. Using tihe Nl.SY97 helps to remnedy somne qf the datat issues because it is a large nationially representative data set anid contains outconmes uip to the teenzage years. The estinates indicate that I-lead Start participation does not have lonqg-term benefits. i'hisfindizng is compatible with past work- showing that compensatory preschool /programis that lire in duration and intenisive cre inore likely to imnprove participanits' ouitcouies.