经济学家乔治·萨卡洛普洛斯（George Psacharopoulos）在最新论文中建议，最紧迫的任务应该是效��最好的部分：早教，特别是学前教育。
As the economist George Psacharopoulos recommended in a recent paper, the highest priority should be what works best: early education, especially preschool.