The result has been increased volatility and - given the worldwide interconnection of markets - contagion.
But the biggest reason for the changes in Groupon's timing has been the volatility in stocks in recent weeks.
Fluctuating share prices are a normal part of stock market life, but there has been more volatility than usual this year.
He says there has been more volatility in markets directly affected by the Middle East crisis, especially oil.
"The thing that has really been affecting European investors has been the volatility, which has injected a need for caution and realism," she said.
It's not worth citing any particular numbers, since they probably did a back flip yesterday evening depending on the news from the front lines, but the overall trend has been toward volatility and away from settledness.
Last night he said: "Victor has played a very important role as our chairman during a period of significant change for our company and at a time when there has been unprecedented volatility in the markets".
The last few weeks there has been major volatility in the markets that brought the indices down since July 19 and currently it looks as if it has found a bit of a base and is firming up, Dunay said.
But over the last 15 years there has been substantial volatility.
Even though there has been increased volatility you still need them for long-term wealth accumulation.
