Economics: A Simplified Approach, Volume 1

Shipping States: Ondo (Nigeria), Lagos (Nigeria), Osun (Nigeria), Ogun (Nigeria), Oyo (Nigeria), Ekiti (Nigeria), Imo (Nigeria), Anambra (Nigeria), Ebonyi (Nigeria), Enugu (Nigeria), Abia (Nigeria), Edo (Nigeria), Cross River (Nigeria), Akwa Ibom (Nigeria), Rivers (Nigeria), Delta (Nigeria), Bayelsa (Nigeria), Kwara (Nigeria), Plateau (Nigeria), Benue (Nigeria), Nasarawa (Nigeria), Kogi (Nigeria), Abuja (Nigeria), Niger (Nigeria), Kaduna (Nigeria), Sokoto (Nigeria), Katsina (Nigeria), Zamfara (Nigeria), Kano (Nigeria), Jigawa (Nigeria), Kebbi (Nigeria), Yobe (Nigeria), Gombe (Nigeria), Taraba (Nigeria), Borno (Nigeria), Adamawa (Nigeria), Bauchi (Nigeria)