operating expense
operating cost
overhead ,
budget items

However, the school is also noted for its high operating costs.

The Impact has a short range and high operating cost.

The more expensive the project, the higher the operating costs.

The park would have a $3.5 million annual operating cost.

County and city each agreed to pay half the operating costs.

As of 2007 its annual operating costs are about $3 million a year.

The operating cost of each light was £3 per hour.

The real challenge, he says, is to cut their operating costs.

They will have an operating cost of $1.1 million this year.

The operating costs run about $600 an hour, another television executive said.