Dr am 4 real PhD
JF-Expert Member
- Jun 30, 2016
- 21,048
- 44,044
Ukifanya OPPORTUNITY COST ndipo utajua.Mfano tu, papuchi, pombe haiifikii hata asilimia 2
Kati ya pombe, APUCHI/BUSUSU kipi ni more economical kuzidi mwenzake ukiangalia kwenye ango ya RISK unapata majibuu