For producers, these trade connections are becoming increasingly essential for incomes and livelihoods. Of the products traded on world markets, vegetable oils - palm oil in particular - are the most important agro-food export, accounting for the largest share of agro-food export value from the region as a whole, followed by fisheries and aquaculture (WITS, 2016). One commonly used measure, the prevalence of undernourishment, reveals a general fall in rates since 1992 (FAO, 2016a).