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But silver seems to have taken on a more manic stripe, while gold has retained a degree of restraint.

Prices of some commodities, such as corn and wheat, are now fluctuating as much in a single day as they did in a year in the early 1990s.

There would certainly be much volatility associated with this, which might be magnified through derivative products.

While higher risk funds may be more volatile, over the long-term a higher risk fund may have better potential for higher returns.

The suggestion that Beijing might widen the renminbi's daily trading band also misses the point.

The CMAP amplitude of patients gradually decreased with the progression of disease, and finally led to adverse reactions.

Growth is three times greater in emerging-market economics, but there's three times as much volatility.

keeping amplitude of channels and Re number constant, the drag coefficient increases with increase in distance of channels.

In all cases, amplitude of muscle response was significantly decreased, with prolonged distal latency and slowed conduction velocity.