Labour MP Pat Glass said the changes had brought "massive volatility" to the system.
Trying to manage this system to avoid volatility and avoid the inevitable bumps in the road can actually end up having the opposite effect.
Deleveraging of risky assets in our system is far from over, suggesting high volatility is a way of life for all of us.
Brazil, Russia, India and China, the BRIC countries, are back to talking about creating a unified financial system where they can avoid euro and dollar volatility.
But specialists are important at times of high volatility, as Thain is careful to point out in defending the auction system.
During the session, the share price was suspended limit-down, an automatic suspension system which kicks in when a share price is showing excessive volatility.
Speed is certainly the reason by NYSE bought Archipeligo Holdings last year and made changes that have meant the elimination of most of the specialist brokers who once crowded the floor in favor of a new electronic trading system that only pumps trades to human brokers when there is high volatility.
The Bank of England points out that, in Denmark, which brought in an accounting system akin to fair value some years ago, one result has been that the volatility of banks' capital ratios has risen sharply.
As you noted, price fluctuations occur in the European cap-and-trade system because the initial allocation of credits was too generous, rather than any inherent price volatility in carbon markets.
After the market's strong, steady rise to kick off the year, investors have been wrestling with a bout of volatility in recent days, thanks in part to concerns over a bailout of Cyprus's banking system.
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