Gremary Aza Mengoa participated in the PhD Course+workshop on Behavioral Environmental Economics 2025, organised by the Swedish University of Agricultural Sciences (SLU), Department of Forest Economics, Umeå, and Center for Environmental and Resource Economics, Umeå, Sweden. The event took place at Uppsala (campus SLU), between 18th and 22nd of August, 2025. Gremary presented the results of her project in Costa Rica: “ Market uncertainty and cooperative investment: Disentangling risk and betrayal aversion of smallholder coffee farmers ”. This study is carried on in collaboration with Dr. Terese Venus and Dr. Gianluca Grimalda.