1.   A spokesman for the airline said that much of the cost increase was caused by tightening of security.

2.   More telling are the precipitous cost increases at state universities, which account for four out of every five college diplomas.

3.   The total cost curve increases at a Decreasing rate over some range and then begins to increase at an increasing rate.

4.   These costs increase with increases in quantity ordered.

5.   However, through the application of good engineering we have minimized the potentially high cost increases.

6.   The large sums of money spent on the maltings have enabled manufacturing cost increases to be held well below inflation.

7.   Industrialists have opposed the plan, arguing that it will lead to substantial cost increases which will have to be passed on to the consumer.

8.   Holding down money wage increases can reduce both inflation and real wage rises, as lower cost increases enable employers to raise profit margins where competition is weak.

9.   Americans will someday have to confront necessary cost increases to preserve the environment.