Because of the frequent difficulty of accurately establishing costs such as Cs C1, Eilon has developed a procedure for the determination of an acceptable processing range which is dependent upon knowing the allowable increase in the total variable costs of production.
Kwa sababu ya ugumu wa mara kwa mara ya usahihi kuanzisha gharama kama vile Cs C1, Eilon ina maendeleo utaratibu wa kutoa uamuzi wa kukubalika usindikaji mbalimbali ambayo ni tegemezi juu ya kujua ongezeko halali katika jumla ya gharama variable ya uzalishaji.