L'objet de ce papier est l'étude des déterminants de l'offre de riz des ménages agricoles malgaches à partir des enquêtes des Observatoires Ruraux de 1996. Plusieurs démarches sont envisagées. Tout d'abord, l'étude des déterminants du rendement du riz au niveau des parcelles permet de...

Sustainable development requires a mix of policies that can simultaneously address social, economic and environmental objectives. While the preceding chapters of this book have focused on agricultural, environmental and socio-economic aspects and related policies, this chapter looks at the...

This paper investigates the cost of biomass co-firing in European coal power stations. We propose a tractable and original method, that enables us to get expressions of biomass and CO2 breakeven points for co-firing in different types of coal plants. We call them carbon switching price and...

The investment decisions of small-scale farmers in developing countries are conditioned by their financial environment. Binding credit market constraints and incomplete insurance can reduce investment in activities with high expected profits. We conducted several experiments in northern Ghana in...

We partnered with a micro-lender in Mali to randomize credit offers at the village level. Then, in no-loan control villages, we gave cash grants to randomly selected households. These grants led to higher agricultural investments and profits, thus showing that liquidity constraints bind with...

This paper provides estimates of the economic impact of initial adoption of genetically modified (GM) cotton and of its potential impacts beyond the few countries where it is currently common. Use is made of the latest version of the GTAP database and model. Our results suggest that by following...

Four West African nations have demanded the WTO’s Doha Development Agenda include a Cotton Initiative that involves two issues: cutting cotton subsidies and tariffs, and assisting farm productivity growth in Africa. This paper provides estimates of the potential economic impacts of (a)...

Commodity prices rise observed during the 2000s being concomitant with the increasing presence of financial agents has sparked the researchers’ interest. This price increase occurred while commodity markets have been transformed by new financial instruments or larger investments in these...

L’agriculture est aujourd’hui confrontée à des enjeux environnementaux majeurs. Une nouvelle forme de comptabilité, celle environnementale, semble permettre d’obtenir l’information nécessaire pour la gestion de l’environnement. Cependant, il n’existe pas encore de méthodologies...