%0 Journal Article %T The effects of water level shrinkage in the Lake Chad Basin on costs of production of local residents %A Abba Danna %A Bakari Abbo %A Youssouf Pare %J - %D 2018 %R 10.14419/ijamr.v7i1.7315 %X In this paper, we are interested at the modeling and numerical simulation of the impact of dewatering of Lake Chad on income riverrains, to help decision-makers to take the appropriate measures.But in these case, we use the dual of simplex method in order to minimizing the three "targets" populations production costs. %U https://www.sciencepubco.com/index.php/ijamr/article/view/7315