Supplementary material_Economic impact of certifications.docx

Supplementary material of the article: 4C, Nespresso AAA, and Starbucks C.A.F.E. Practices: How effective are industry and company-led standards in improving the economic conditions of smallholder farmers? Evidence from an impact evaluation in Colombia’s Coffee Belt.<br>This file includes: construction of the variables, details on the propensity score matching specifications, robustness checks conducted, cleaned dataset containing over 600 observations and model do-file of the methods applied.

本文献的补充材料：《4C、奈斯派索(Nespresso) AAA认证与星巴克C.A.F.E.实践：行业及企业主导标准在改善小农经济状况方面效果如何？来自哥伦比亚咖啡带影响评估的证据》
本文件涵盖以下内容：变量构建方案、倾向得分匹配(Propensity Score Matching)模型设定细节、已开展的稳健性检验、包含超600条观测值的清理后数据集，以及所采用研究方法的模型do-file文件。