Collage of Agriculture;
School of Agricultural Economics and Agricultural Business;
Haramaya University;
Dire Dawa;
Ethiopia;
IFPRI;
Ethiopian Economics Association;
Addis Ababa;
Ethiopia;
USAID;
Addis Ababa;
Ethiopia;
Lake; Ziway; Lake; Langano; Fishing; Household; Gross; Margin; Ricardian; Technique; Ethiopia;