The change has not rattled financial markets or worried foreign investors, who have been pouring billions of dollars into Brazil.

The flows into money market funds, a traditional haven for worried investors, have been more dramatic.

The size of the discount reflected just how worried investors were.

The higher the risk premium, the more worried investors are.

Data released yesterday showing strong manufacturing and economic growth also worried investors.

Although the credit has not been used, the mere fact of United States backing was enough to calm worried international investors.

Gold, sometimes a haven for worried investors, is signaling some of these concerns.

Still, the reluctance of the company to state the reasons led to numerous rumors and clearly worried investors.

The bigger the premium, the more worried investors are.

But his lack of experience in the waste hauling industry apparently worried investors, who drove the company's shares down more than 4 percent.