Izi sizikutikhudza . Aliyense akhoza kuchita chili chonse ndi mitengo chifukwa lamulo likulola anthu kutero . Takhala tikudzudzulidwa ndi bungwe la Competition and Fair Trading Commission ( CFTC ) pamene timakonza mitengo mmbuyomu ndipo tidasiya , adatero Kamange .