世界银行：2024现金转移时间：转移持续时间和频率如何影响结果报告（英文版）

This review found a limited selection of studies since 2016 on timing of cash transfers, namely duration and frequency, but evidence on duration underscores robust findings from earlier studies. Table 1, examining duration, includes six studies focused on health, nutrition and food security, mental health and psychosocial well-being, education, and labor and employment. Five studies review impacts of long duration (defined as more than 24 months for this review), and two compare one-time and