That may be more attractive than ever, because the cost of investing in Mexico has declined by a third.

So it is too soon to know whether costs will actually decline.

But these costs are declining, adding to the appeal of gas projects.

With interest rates relatively low, the cost of corporate debt has declined.

For these claims to hold, sellers' costs per unit must decline with the number of units sold.

Also, the cost of 386 systems has been declining.

At the same time, the cost of components declined, particularly for memory chips, which had been in short supply until recently.

Officials were not willing to estimate how much costs would decline, but said that the savings could be significant.

Whatever the verdict's impact on future rates, the cost of auto insurance has been declining recently.

Officials conceded that the costs of the war would probably not decline substantially any time soon.