Lub caij khwv tau los tseem muaj dua rau peb, nrog cov npe tseem ceeb tshaj tawm lub lim tiam no. Volatility tseem yog ib qho tseem ceeb rau cov tub ua lag luam, thiab kev nce nqi tau txuas ntxiv mus rau kev sib koom ua ke thoob plaws txhua qhov kev lag luam. ...