Session 15 - Building sustainability in value chains – Assessing firm strategies "Building sustainability in value chains – Assessing firm strategies”Download the slides of the presentations: On the learning curve: sustainability in the making in the Laotian coffee sector - Chitpasong Kousonsavath, National University, Laos Fish labels as firm's strategic tools for sustainable aquaculture and traditional fisheries - Paolo Prosperi, University of Pisa, Italy