During the market turmoil known as the "flash crash" in May 2010, the Dow Jones Industrial Average briefly dropped 1,000 points as liquidity evaporated; 60-70% of the trades that subsequently had to be cancelled were in ETFs.Another risk concerns a change in the nature of ETFs.
The spinel structure is non-tolerant concerning a change of nickel to aluminum ratio higher than 0.5: an excess of nickel gives large particles of NiO on spinel phase.
For example, one may be concerned with a change in cycle period of motor output from 1.0 to 1.2 s, but is less likely to be as concerned with a change from 20.0 to 20.2 s.
Ignore the spin, wrote Pollard, and the "reality" concerned a few "trifling changes to the rules, which are not even certain to survive a vote by the European parliament".
One example concerned a client who changed clothes three times a day.
Charles Enders, president of the Peaks Island Neighborhood Association, is among those concerned about a change in the pace of the island.
As his lawyer, Ira Kurzban, said, Aristide "is genuinely concerned that a change in the Haitian government may result in his remaining in South Africa".
"But we have come to the agreement that it may be better for everyone concerned if a change was made now".
We have written, not in an attempt to push "the religious" viewpoint on others but because we are concerned that a change in the current law on assisted suicide would have detrimental effects both on individuals and on our society.
Senator Edward M. Kennedy, a Massachusetts Democrat who serves on the Judiciary Committee, said he was particularly concerned about a change in policy that allows the bureau to retain and disseminate to other agencies information collected through the letters.
