Columbia subject headings:
Coffee industry--Côte d'Ivoire--Mathematical models.
Côte d'Ivoire--Economic conditions.
Harvard subject headings:
Coffee industry--Côte d'Ivoire--Econometric models.
Coffee industry--Côte d'Ivoire--Mathematical models.
Côte d'Ivoire--Economic conditions--1960---Econometric models.
Côte d'Ivoire--Economic conditions--Mathematical models.
Princeton subject headings:
Coffee industry--Côte d'Ivoire--Mathematical models.
Côte d'Ivoire--Economic conditions--Mathematical models.