The prices of imports from the rest of the world are lower than a year ago, partly because the dollar has appreciated against most other currencies.

After weakening in 2006 against the euro, "most people don't see a lot of reason why the dollar would appreciate" this year, Mr. Thompson said.

Conversely, the dollar, since falling to a postwar low of 1.3455 marks in March 1995, has appreciated almost 15 percent against the mark.

But what happens if the dollar turns around this year and appreciates, as it did in 2005?

After that, we think the dollar will gradually appreciate against the yen," perhaps to as high as 170.

The dollar has been appreciating and commodity prices have remained weak.

Since then, the dollar has appreciated 60 percent against the rial, meaning you can buy 15,600 rials.

The way to make the dollar appreciate is to do exactly what Ronald Reagan did.

OPEC has a problem in that the dollar has appreciated over the last few months.

In this case, the stock market's gone down, the dollar has appreciated and bond yields are little changed.