2015年-世界发展银行全球_Preferences_for_REDD_Contract_Attributes_in_Low-Income_Countries___A_Choice_Experiment_in_Ethiopia_33页_1022kb

Summary of "Preferences for REDD+ Contract Attributes in Low-Income Countries: A Choice Experiment in Ethiopia"

Core Content

This paper investigates the preferences of rural Ethiopian households for REDD+ (Reducing Emissions from Deforestation and Forest Degradation) contract attributes through a choice experiment survey. The study aims to inform the design of REDD+ programs by understanding how local communities value different aspects of the program, including payment distribution, contract duration, and restrictions on fuelwood and grazing use.

Main Findings

• Payment Distribution: Respondents prefer a greater share of REDD+ payments to be directed to households rather than communities.
• Contract Duration: Longer contract durations are associated with higher willingness to accept REDD+ contracts.
• Grazing Reduction: Higher grazing reduction requirements lead to lower contract choice likelihood, suggesting that grazing is a significant concern for rural communities.
• Fuelwood Reduction: Surprisingly, restrictions on fuelwood collection do not significantly impact contract choice, contradicting initial expectations.
• Regional Variation: There is significant regional variation in preferences, indicating that REDD+ programs should be tailored to local conditions.
• Beliefs Influence Preferences: Respondents' beliefs about community rule adherence and perceived personal benefits from REDD+ influence their willingness to accept the program.
• Willingness to Pay (WTP): The marginal willingness to pay for REDD+ attributes is calculated using both traditional "Utility-Space" and the newer "WTP-Space" approaches, showing no significant difference in results.

Key Points

Preferences for REDD+ Contract Attributes

• Payment to Households vs. Communities: A higher proportion of payments to households increases the likelihood of contract adoption.
• Contract Duration: Longer contracts are more attractive to respondents.
• Grazing Restrictions: Higher grazing reduction requirements are less preferred, indicating a trade-off between payment and restrictions.
• Fuelwood Restrictions: These do not significantly influence contract choice, suggesting that they may be less of a concern or more easily mitigated.

Regional Differences

• Amhara and SNNP Regions: Respondents from these regions require higher payments when a larger portion of the payment is given to the community or when grazing is reduced, respectively.
• Oromia Region: Serves as a reference point, with respondents generally requiring lower payments for similar contract features.

Methodology

• Choice Experiment (CE): Used to elicit preferences for environmental policies, allowing the analysis of part-worth utilities and trade-offs.
• Survey Design: Included 504 households from 36 villages in three regional states (Amhara, Oromia, and SNNP), with a focus on understanding the impact of various attributes on contract choice.
• Modeling Approaches: The study uses both conditional logit (CL) and mixed multinomial logit (MMNL) models, with additional analysis in "WTP Space" to improve estimation accuracy.

Key Variables and Interactions

• Attribute Interactions: Significant interactions between firewood reduction and payment to the community, and between grazing reduction and payment.
• Belief Interactions: Respondents who believe that the community does not follow rules perceive firewood reduction as a cost, influencing their contract choice.
• Regional Interactions: Different regions have varying preferences, highlighting the need for region-specific REDD+ program designs.

Data and Analysis

• Data Collection: Conducted in May and June 2013 by 20 enumerators and 5 supervisors, with a stratified sample based on forest cover.
• Household Characteristics: Most respondents are male, middle-aged, and have limited education. They are primarily farmers with small landholdings and livestock.
• Survey Instrument: Included seven sets of binary choice questions, focusing on payment structure, restrictions, and perceived benefits.
• Empirical Design: A block design was used, with 84 unique choice profiles, and 28 versions of the survey to account for learning and ordering effects.

Economic Implications

• Opportunity Costs: The opportunity costs of participating in REDD+ are a key determinant of contract adoption.
• Willingness to Accept (WTA): The marginal WTA for grazing reduction is approximately 160 Ethiopian Birr (about $8.00), while a 100 Birr increase in annual payment allows a 5% reduction in payments to households.
• Policy Relevance: The findings suggest that REDD+ contracts should be designed with local preferences and conditions in mind to ensure their success and adoption.

Conclusion

The study emphasizes the importance of understanding local preferences and institutional structures when designing REDD+ programs. It highlights the need for region-specific and community-sensitive approaches to ensure the effectiveness and acceptance of REDD+ initiatives in low-income countries like Ethiopia. The results also suggest that while some attributes are more influential in contract choice, others like fuelwood restrictions may be less critical, indicating the need for further exploration of these factors in different contexts.