2018年-世界发展银行全球_Social_Protection_in_Niger___What_Have_Shocks_and_Time_Got_to_Say__49页_4mb

报告摘要

Summary of "Social Protection in Niger: What Have Shocks and Time Got to Say"

Core Content

This working paper explores the impact of extreme shocks on household consumption and poverty in Niger, as well as the role of social protection programs in mitigating these effects. The study uses rich panel data to analyze the effectiveness of social protection schemes and how the timing of social transfers influences household resilience.

Main Findings

Household Vulnerability to Shocks:
Households in Niger experience significant declines in both non-poverty status and consumption expenditures when exposed to extreme shocks. Specifically:
- Non-poverty status declines by 31–48 percentage points.
- Average food consumption expenditure drops by 24,278.43 CFA.
- Per capita household consumption expenditure decreases by 47,548.94 CFA.
Coping Strategies:
Households employ a variety of strategies to cope with shocks, including:
- Using prior savings (26.1% frequency).
- Doing nothing (20.8% frequency).
- Engaging in spiritual activities (12.1% frequency).
- Selling livestock.
- Relying on social networks (relatives and friends).
- Adjusting consumption patterns (e.g., eating less).
- Government support is used by only 1.0% of households.
Over time, there is a substitution pattern among these strategies. For example, the use of prior savings increased from 19.3% to 32.9%, while the "doing nothing" strategy decreased from 24.1% to 17.4%. Other strategies, like spiritual activities and livestock sales, remained relatively stable.
Impact of Timing of Social Transfers:
Social transfers are most effective in the second quarter of the year. Receiving assistance during this period helps households dampen the impact of shocks on consumption and vulnerability. This result challenges the incentive-hypothesis, which suggests that social assistance may discourage households from engaging in coping strategies. Instead, it shows that timely support can enhance resilience.
Asymmetric Effects Across Agro-Ecological Zones:
The effects of shocks vary significantly across different regions in Niger:
- Irrigated agriculture and rain-fed agriculture zones show positive and negative impacts, respectively.
- Agro-pastoral zones experience the largest negative effects on both consumption and poverty.
- Urban households are relatively more resilient due to greater engagement in micro enterprises and better access to alternative coping mechanisms.

Key Information

Social Protection Expenditures:
Annual social protection expenditures in Niger are estimated to be between US$170 million and US$190 million, or 2.5–3.0% of GDP.
Data and Methodology:
The study uses panel data from Niger's LSMS (Living Standards Measurement Survey) and applies Factor Analysis to model the distribution of household shocks across 18 different categories. The analysis also considers household and time fixed effects to control for confounding variables.
Implications for Policy:
The findings suggest that the timing of social assistance is crucial for its effectiveness. Social protection programs should be targeted more effectively and disbursed in specific quarters to better support households during periods of high vulnerability. The results also highlight the importance of considering spatial and gender dimensions in the design and delivery of social assistance programs.
Limitations and Extensions:
The study excludes informal transfers and focuses on formal social protection schemes. It also highlights the need for further research into the long-term effects of social protection and the interaction between different types of shocks.

Conclusion

The paper concludes that social protection in Niger is most effective during the second quarter, and that shocks significantly affect household consumption and poverty status, particularly in agro-pastoral zones. The findings emphasize the importance of timing, targeting, and coping mechanisms in the design of social protection programs. They also challenge the incentive-hypothesis, suggesting that social assistance can enhance resilience rather than reduce it.

References to Related Literature

The paper is related to a broader literature on public work programs, consumption stabilization, food security, resilience to shocks, and the design of social programs.
It extends this literature by examining combined cash and non-cash social programs in Niger and by emphasizing the time dimension in the evaluation of social assistance effectiveness.