平均成本法
dollar cost averaging
一種每隔一定時期就以固定量的美元購進證券的方法。投資者按美元的價值而不是按股份的多少購買。如果每筆投資具有等額的美元﹐當價格低時這筆支出就能買入更多的股份﹔當價格上昇就購入較少量的股份。
One kind for a certain period on a fixed dollar amount of securities purchased every method. Investors in the value of the dollar rather than the number of shares purchased. If each investment has a matching dollar, when low prices when the expenses will be able to buy more shares; when prices on the purchase of a smaller amount of shares.