价格会随着收成、自然灾害和政治不稳定而波动；当价格上涨时，需要一段时间才能找到新的供应来源。
Prices fluctuate, in response to harvests, natural disasters and political instability; and when they rise, it takes some time before new sources of supply become available.
当价格上涨的时候，我会少买衣服。
当价格上涨时，比特币偷窃的事件会增加。个人和在线储存货币并将它们转成其他货币的交易平台都在“偷”比特币。
As the price rises, Bitcoin theft is increasing, both from individuals and from online exchanges that store the COINS and convert them into other currencies.
同时在简化的过程中，经济理论只提供了一些最粗略的参考，比如当价格上涨时供给会增加，但是供给究竟沿什么样的轨迹增加呢？
Economic theory gives only the roughest guide to this pruning. It points out, for example, that supply rises when prices increase. But does it rise in a straight line or curve upwards?
当他看到一只股票价格上涨，便使用电脑购买这只股票的股份。
When he sees a stock rise in price, he uses the computer to buy shares of the stock.
当长期国库券收益上升的时候，你可以期待手上的金银块价格上涨。
You can thus count on the bullion price to rise as Treasury bond yields are increasing.
当商品价格上涨，投资者就只关注牛市信息而忽视熊市信息。
When commodity prices are on the rise, investors only pay attention to bullish news and ignore bearish news.
通常情况下，当食品价格上涨农民会增加农作物种植量。
Farmers normally respond to higher food prices by planting more crops.
结果发现当汽水价格上涨10%，人们从汽水中摄取的卡路里就减少7%。
They found that a 10 percent increase in the price of soda was associated with a 7 percent decrease in soda calories consumed.
石油价格上涨，乙醇竞争力再显（在拇指原则中，当美国石油价格达到3美元一加仑时，乙醇就有利可图，现在加州的油价刚好达到这个水平）。
As oil prices rise, ethanol starts to be competitive again (as a rule of thumb, ethanol is profitable when petrol costs $3 a gallon in America, a level it has just reached in California).
这种价格上涨的不平衡在过去五年里表现的更为明显，当煤炭价格涨了不止两倍的时候，电价只涨了仅仅三分之一。
This mismatch has also been evident for the last half decade when coal prices have more than doubled while Chinese electricity charges have increased by only a third.
所有这些都可以在EC2资源价格上涨的时候停止工作，当价格回落的时候重启。
All these can stop processing when the price of EC2 resources rise, and can restart when the price goes back down.
而当玉米价格上涨，则必然引起牛肉价上涨，因为玉米是世界绝大多数地区牛的饲料。
And when corn prices take off, so does the price of meat, since that's what feeds most of the world's cattle.
铁路公司同时说，铁路运费通常由其竞争对手——如货车司机——操控，当柴油价格上涨拉高货车运费，铁路运费也只好水涨船高。
They also say that freight rates are usually governed by what their competitors-ie, truckers-charge. When higher diesel costs put up trucking rates, the railways follow suit.
然而，令人惊奇的是，当稻米价格上涨，泰国很多从事稻米业的人却叫苦连天。
Yet it is striking how many people in the rice business in Thailand are complaining as the price of rice soars.
当燃油价格上涨时，家庭投入到加油站的钱可能更少，这将会称为一个努力创造就业的经济体的另一个拖累。
As fuel costs rise, households may cling more tightly to the money not going to the pump. And that will place yet another drag on an economy still struggling to create jobs.
当东方的价格上涨时，西方会发现自己将承担部分“账单”：因为大宗商品价格上涨严重威胁着仍处于萌芽阶段的复苏。
As the east rises, so the west finds itself picking up part of the bill - as higher commodity prices seriously threaten fledgling recoveries.
当经济繁荣，资产价格上涨时，借贷风险似乎更小，此时银行恰好需要抑制借贷，却被允许持有更少资本。
When the economy is booming and asset prices are rising, loans seem less risky so Banks are allowed to hold less capital at exactly the moment when they should be showing restraint.
在去年，当蔬菜价格上涨的时候，该农民种植了大量的卷心菜，他认为这种蔬菜能在今年卖个好价钱。
When the prices of vegetables surged last year, the farmer in question cultivated large Numbers of cabbages, believing that this particular vegetable could fetch a good price this year.
当CPI紧随资产价格上涨而上涨时，央行必须紧缩流动性。
When asset inflation is followed quickly by consumer price index (CPI) inflation, central Banks must decrease liquidity.
但是Hertel称，当食物缺乏时，市场肯定会有反应：价格上涨、农业利润更丰厚以及农民扩大食物种植。
But when food gets scarce, Hertel says, markets do respond. Prices go up, farming gets more profitable, and farmers grow more food.
但是Hertel称，当食物缺乏时，市场肯定会有反应：价格上涨、农业利润更丰厚以及农民扩大食物种植。
But when food gets scarce, Hertel says, markets do respond.Prices go up, farming gets more profitable, and farmers grow more food.
从经济规律上来说，当供过于求时，价格上涨。
As an economic rule goes, when supply outweighsdemand, the price decreases.
2000年之后，当乙醇成为生物燃料源的时候，玉米的价格上涨了四倍。
The price of corn quadrupled after 2000 when ethanol became a source of biofuel, and some tobacco farmers switched to corn.
如果当这些烟民的国家处在通货膨胀的时候，他们还烧得起“钱”，就不该抱怨食品价格上涨之类的。
If these smokers can afford to 'burn' money while inflations are rising in their countries, they shouldn't be complaining about rising food prices and all that.
当投资者预期价格上涨而买入资产，并在价格涨至顶峰时将资产卖出，这样的投资者即称为“多头者”。
Investors are 'long' when they have bought assets in the hope that prices will rise and that they can sell them when prices have peaked.
这一过程使得债券的价格上涨，收益率下降，因而能促进经济增长。特别是当央行的主要工具，短期利率接近于零的时候。
This raises the bonds' prices, lowers their yields and provides a helpful boost to growth when central Banks' main tool, the short-term interest rate, is close to zero.
当经济恢复增长时，对石油、铜和其他大宗商品的需求将会增加，从而将推动它们的价格上涨。
When growth resumes, demand for oil, copper and other commodities will rise, making their prices increase.
当经济恢复增长时，对石油、铜和其他大宗商品的需求将会增加，从而将推动它们的价格上涨。
When growth resumes, demand for oil, copper and other commodities will rise, making their prices increase.
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