But for travelers to Europe, price comparisons should become easier.

Become.com became one of the top price comparison shopping sites and profitable in 2008.

"We don't think that customers find price comparisons very useful," he said.

And one currency will make European price comparisons much easier.

Of course, the energy companies have questions to answer, such as why price comparisons are so difficult to make.

The internet boom of the late 1990s made price comparison profitable.

However, this does not always have the same effect, due to the differing business models in price comparison.

This will allow consumers to make price comparisons much more easily.

That of itself is going to make price comparisons easier.

For the first few years the only real value, aside from price comparisons, were the amount of music they could store.