excess volatility

基本解釋

The two countries pledge to cooperate on efforts to ensure the smooth functioning of global energy markets and to avoid excess volatility in global commodity prices.
雙方承諾合作努力確保全球能源市場(chǎng)的平穩(wěn)運(yùn)行，避免全球大宗商品價(jià)格過(guò)度波動(dòng)。
blog.sina.com.cn
The United States will focus on reducing its medium-term federal deficit and ensuring long-term fiscal sustainability, and will maintain vigilance against excess volatility in exchange rates.
美國(guó)將重點(diǎn)減少中期聯(lián)邦赤字，確保長(zhǎng)期財(cái)政可持續(xù)性，并對(duì)匯率過(guò)度波動(dòng)保持警惕。
blog.sina.com.cn
Excess volatility and disorderly movements in exchange rates have adverse implications for economic and financial stability.
匯率過(guò)度波動(dòng)與失序變化，會(huì)對(duì)經(jīng)濟(jì)及金融穩(wěn)定造成負(fù)面的影響。

Concerned about excess market volatility, the Securities and Exchange Commission has loosened some trading regulations, including allowing companies to buy back more of their own shares than usual.
FORBES: The Weekend After
Third, Congress should give the agency responsible for overseeing oil markets new authority to protect against volatility and excess speculation by making sure that traders can post appropriate margins, which simply means that they actually have the money to make good on their trades.
WHITEHOUSE: President Obama Speaks on Increasing Oversight on Manipulation in the Oil Market The White House

過(guò)度波動(dòng)
Lower learning frequency and more noise traders will result in more excess volatility.
學(xué)習(xí)趨向緩慢或者停滯將導(dǎo)致過(guò)度波動(dòng)程度的小幅度增加;而隨著噪音交易者的數(shù)量上升,市場(chǎng)過(guò)度波動(dòng)程度增加。
過(guò)分波動(dòng)