volatility的精選

詞源是volatil+ity詞綴，中文意思是n.易變，活潑揮發性例如Volatilitycanbemeasuredintwoways.衡量波動率有兩種方法。Theresultisvolatilityinfoodprices.其結果導致了糧價的波動。Alittlebitofvolatility，too.一點點波動...