21.   Surging natural gas prices drove electricity futures higher as well.

22.   The low prices have driven many smaller farmers out of business and have hurt the big producers, too.

23.   The increased oil prices could drive up inflation and lead to higher interest rates.

24.   This is supposed, by expanding the supply, to drive the price down.

25.   To the extent that price drives off candidates whose expertise and experience could help make a difference, however, it is too high.

26.   Weaker commodity prices drove shares of oil and gold producers lower.

27.   While rising prices may drive away some old-time cigar fans, there are plenty of new ones willing to pay top dollar.

28.   Colder weather moving into the winter wheat belt raised notions of possible crop damage, helping to drive prices higher.

29.   High fuel prices may drive Ohio greenhouses to choose more hardy poinsettia varieties next year, said John Morris, head grower at Lakewood Greenhouse Inc. in Wood County.

30.   Poor prices drove Jeff and Peni Tussey out of the hog market a few years ago.