And increased demand might make the cost difference grow.

The cost difference at the time would be approximately $5,000 vs. $500.

For those with high-deductibles, the cost difference could be $1,000 or more.

This cost difference is not as profound as it used to be.

Even the gas suppliers don't agree on the cost differences between the two fuels.

This sample is large enough to estimate the cost difference to within $1 million or so.

We have seen, however, that population density is not the only explanation for fixed cost differences.

Wonder what the cost difference will be between them.

Offer to cover the cost difference - it's that important.

But at Alliance, whose fees were far above the average, the cost difference may have more impact.