21.   Gibbons is optimistic increased prices would spur new production in Nevada and bring back hundreds of mine workers laid off over the past two years.

22.   On the stock market, prices were higher as rising near-term futures prices spurred buying in the cash market to cover short positions.

23.   While high oil prices spur exploration for new fields around the world, a potentially rich deposit off the marshy northeast coast of South America remains untapped.