1.  Export earnings from oil bring valuable overseas currency into the country.

2.  A less valuable currency makes Mexican stocks less attractive in dollar terms.

3.  But if the dollar goes much lower, analysts say, European and Japanese investors might accelerate their effort to cash in their dollars for more valuable currencies.

4.  In postindustrial societies, attention has become a more valuable currency than the kind you store in bank accounts.

5.  Now, after three years of spectacular returns from America Online and its kin, Internet stock has become the most valuable currency around.

6.  That gives Sternlicht a valuable currency to use in buying a company three times its market capitalization, investors said.

7.  That will make investments in stocks based in foreign currencies more valuable in dollar terms.

8.  The bull market has given many of these companies a valuable currency in their own stocks, fueling a torrent of merger activity.

9.  These days, prisoner exchanges are a more valuable currency than money in Chechnya, particularly for Russian soldiers.

10.  With women especially, she feels, time has become a currency more valuable than money.