Robust Optimization on Regional WCO-for-Biodiesel Supply Chain under Supply and Demand Uncertainties

Table 4

Twelve typical uncertain scenarios.

Uncertainty/scenarios	Scenario 1	Scenario 2	Scenario 3	Scenario 4	Scenario 5	Scenario 6
WCO supply	Normal	Negative	Positive	Normal	Positive	Normal
WCO price	High	High	Low	Low	Low	Low
Biodiesel demand	Positive	Positive	Negative	Normal	Negative	Negative
Biodiesel price	High	High	Medium	Medium	Low	Low
Probability	0.09	0.05	0.05	0.09	0.05	0.05
Uncertainty/scenarios	Scenario 7	Scenario 8	Scenario 9	Scenario 10	Scenario 11	Scenario 12
WCO supply	Positive	Normal	Normal	Normal	Negative	Positive
WCO price	Medium	Medium	Medium	Medium	Medium	Medium
Biodiesel demand	Normal	Positive	Normal	Negative	Negative	Positive
Biodiesel price	Medium	Medium	Medium	Medium	Medium	Low
Probability	0.12	0.12	0.12	0.12	0.09	0.05