The price reached $200 a share in early 2000, and then declined along with the rest of the technology industry.
I don't think that will be enough to cause prices to decline much this year.
The price declines in oil are important for a separate reason.
Those price declines bring real benefits to a huge number of people.
Prices declined through the 1960s but picked up again in the late 1970s.
But as the price of oil has declined, so have revenues, to $5.6 billion last year.
However, since then, the prices of wind power have declined by 1/3, on average.
By May 1992, however, the price of copper had declined to about its 1980 level.
Prices have declined about 10 percent since the height of the market in 1988.
Prices are declining most rapidly in the bottom third of the market.