You buy the food at the store, paying more for those items which are considered more valuable.
Iron, found almost everywhere in Africa, was considered more valuable if it was refined and forged into distinct shapes.
Why, they wondered, is sweetness and tenderness seen as not powerful; why is the efficiency we associate with machinery considered more valuable than empathy, mutually exclusive with it?
The extra advantage for CBS is the appeal of "Survivor" to young viewers, who are always considered more valuable by television advertisers.
In buying Lasmo, Amerada will gain access to crucial foreign oil reserves considered more valuable than domestic reserves, because of lower costs and longer life.
If the first three days of free agency told us anything, it's that the wide receiver position is considered more valuable than ever.
One reason for the increase in camera thefts is that electronic devices are considered more valuable than wallets, said Johnna Watson, a spokeswoman for the Oakland police.
Some families from farming communities in the countryside sell their female babies for cash because boys are considered more valuable at home.
Every link from one Web site to another is treated as a vote; sites that get more votes are considered more valuable and, in Google's system, are weighted to have more influence.
Because the number of coins minted in each country roughly reflects the size of its economy, the coins of smaller countries are considered more valuable by dealers because of their relative scarcity.
