概要
The primary research questions this study is exploring are: What is the impact on farmer livelihoods as a result of being involved in a 4C- verified production unit? What is the additional impact on the livelihoods of farmers, currently part of a 4C- verified unit, if they become further certified to the SAN/RA coffee standard? The study has a mixed method design, for quantitative research components experimental and quasi-experimental quantitative research design were used.