One is trying to predict the cost of production, interest on loans, running expenses, storage and balance these against the returns from sales over a future period of time when values and expenses are variable and unpredictable.
Mongwe o tshwanelwa ke go bonela-pele tlhwatlhwa ya tlhagiso, morokotso mo kadimong-madi, tlhwatlhwa ya ditshenyegelo tsa go tsamaisa kgwebo, boboloko, mme o lekalekantshe tseno kgatlhanong le dipoelô gotswa mo dithekisong mo pakeng ya isago fa ditlhwatlhwa le ditshenyegelo di fetofetoga mme di sa lepege.