Being the most complex one in the monetary system, the stock market system has many similarities with the economic and physics system in their fluctuations.

股市系统，做为金融系统中最复杂的一种，其波动规律与物理系统、经济系统有着诸多类似之处。

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Black: I have been reading a great deal recently about exchange-rate fluctuations, payment balances, clean and dirty floats, and the International Monetary System.

布莱克：最近，我读了大量有关外汇汇率浮动、收支平衡、不受限制的和受限制的汇率浮动以及国际货币制度的材料。

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While commodity prices are being fueled in part by excess liquidity chasing risk, as developed economies follow through with loose monetary policy, the dynamics behind emerging market currency fluctuations, especially the real, are traced out by their interaction with China.

FORBES: Brazil's Currency Pickle: Mounting Inflation and Real Appreciation

As the U.S. expands the monetary base it pushes down the value of the dollar, and in so doing sparks demand and price fluctuations in commodity and currency values.

FORBES: World Bank Chief Riles Up Economists By Talking Gold Standard