Valentin Guye
valentinguye.bsky.social
Valentin Guye
@valentinguye.bsky.social
Sustainable and fair trade & use of land resources.

INRAE researcher at the Center for Environmental Economics of Montpellier, France.

Also in trase.earth
In addition to all who helped me with this work, I am thankful to the 2 reviewers and the editor at Environmental and Resource Economics, journal of @eaere.bsky.social
September 3, 2025 at 6:47 AM
Do not hesitate to reach out, especially if you need the accepted version of the manuscript.
September 3, 2025 at 6:03 AM
To apply these tests, I detect crop-specific expansion responses across the tropics to pre-determined – therefore exogenous – increments in maize demand in the US.
September 3, 2025 at 6:03 AM
I first map the theoretical ILUC mechanisms to a variety of crops. 🌾

Within this framework, observing specific crops provides empirical tests of specific mechanisms.
September 3, 2025 at 6:03 AM
Furthermore, the disclosed supply chains are concentrated in space, leaving vast areas where virtually all companies deny to hold themselves accountable, including in districts with lots of cocoa adjacent to remaining forest.
December 13, 2023 at 2:38 PM
The companies disclosing their supply chains as part of their efforts to build accountability for sustainable sourcing handle 80% of cocoa exports from Ghana. Yet, the content of these disclosures allow to recover the district of production for only 9% of exports.
December 13, 2023 at 2:22 PM