Xt = natural rubbercocoa export quantity
(Tons) between 1970 and 2005
Qt=quantity of natural rubbercocoa output
(Tons) between 1970 and 2005
Pt=average producer price of natural rubber
Or cocoa (F ons) between 1970 and 2005
Wt=average world market price of natural
rubbercocoa (F ons) between 1970 and 2005
EXt =exchange rate (FCFA to 1 U.S. dollar)
Between 1970 and 2005
Dct =domestic consumption (tons) of cocoa
Rt =average total rainfall (mm/year) in major producing
Region between 1970 and 2005
Int=Interest rate (%) between 1970 and 2005