And Frontline's Hundt told the OIG that "the costs necessary to reach only a few additional users would entail a vastly disproportionate additional cost."

But it has not yet paid off in dollars and cents: the savings in salaries is less than the costs entailed in computerization.

The service would not say how many agents were needed or the cost entailed.

Eddie Mahe, a Republican political analyst, said the added costs entailed in bottle deposits had been an important factor in Washington, particularly among the city's poor.

The costs entail the effects of conflict on health, education, civil and political rights, trade, power supply and transportation amongst others.

The cost of this work entailed "an outlay of several hundred pounds".

It will only be once we clearly see the costs entailed in carbon dioxide emissions from this sector that we shall seriously boost the demand for, and the supply of, renewable energy sources.

We do not know the costs entailed either.

The costs entailed by the ship dismantling are very high and make the recycling of ships unfeasible from the economic point of view.

These costs, combined with the claims of the preferential creditors, entail a substantial erosion of the entitlement of the floating charge holder.