Microsoft and other companies, he said, are developing competitive products.
"Over the longer term, it will be a challenge to keep producing competitive products across the whole range."
The weak dollar has helped to make American products much more competitive in many markets around the world.
Unlike many competitive products, this required only a power connection, not a dedicated computer or test system.
Then they take their favorite out of the group and compare it to competitive products.
For example, customers who defect to a competitive product are often hard to win back.
By then, however, it was also feeling the pinch from the Japanese, who could turn out competitive products at lower prices.
This, in turn, created a more competitive product and industry.
There are not many competitive products as of 2012.
This legislation creates 32 million more customers for private insurance companies who offer competitive products.
We also should mention a rival product put out by another printer company, Canon.
But the patent is due to expire in 2011, according to the company, and competitors are busy developing rival products.
Clothing, perfume and furniture designers - even toymakers - all copy successful rival products much faster than they once did.
There may be other market factors depressing sales volumes such as the economy, exchange rates or rival products entering your market.
Over time, however, the balance of effect may change as the technology matures, competitors develop rival products or regulations shift.
(He says that his site remains independent, and it often includes material about rival products.)
As the battle heats up, the rival products, which were never all that different to begin with, are growing ever more alike.
And competition from lower-priced imports is expected to keep American producers from raising prices on their rival products.
AT&T, the nation's largest telecommunications company, continues to lose traditional phone customers as more cable operators offer rival products.
With Microsoft behaving that way, it is hard for entrepreneurs who want to develop a rival product to find financial backing.
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