Looks like the full article text isn't available online. Here's the abstract.
Sorry to be old school, but I think reading printed books and magazines is fun and educational.
The upshot is that author noticed a study done a while ago of Pentium pricing trends. The study graphed the price of each chip over its product lifecycle. The resulting graph shows some interesting characteristics. The article author (but not the study author) used that data to make some interesting observations about competition in the desktop processor market. Specifically, that AMD and Intel might have a different relationship than most people think.
The underlying paper was written by Dr. Ana Aizcorbe, who is an economist at the US Department of Commerce's Bureau of Economic Analysis. The paper is available at their site.
It's interesting how the product cycles have shortened, and the product pricing drops steeper. Why doesn't the product pricing stay the same, just to be replaced by another product with more capabilities at the same price, since the cycles are so short, now?