Coal prices also are low, owing to over-supply and the scaling-down of demand, especially from China, which burns half of the world's coal.

因为供应过剩和需求下降，煤炭价格也很低，尤其是消耗了全球一半煤炭的中国的需求下降。

youdao

Demand has far outstripped supply over the last eight years and we have repeatedly seen that using periods of price decline to add to long term positions in gold is wise.

在过去的八年里，需求已远远超过了供应量。我们不断地发现在黄金价格下降的时候增加持有量是个明智的选择。

youdao

Fertilizer prices have also increased dramatically over the last two years as increased supply to match rising demand has been held back by limited production capacity.

近两年来，肥料价格也出现大幅上扬，原因是为满足日益增长需求而增加供应的努力被有限的生产能力所遏制。

youdao

Conversely, price controls meant to keep the cost of goods higher than markets would allow create an excess of supply over demand.

FORBES: Magazine Article

These are set to ensure a broad balance between overall supply and demand over the medium term (the next two years or so) thus keeping the economy on a path consistent with price stability.

ECONOMIST: Economics focus

Speculation over the supply and demand dynamics of commodities this year has led to increased inflows in the space.

FORBES: JP Morgan: Invest in Companies that Combat Rising Food Prices