1.   Design improvements in the computer system have greatly increased our efficiency.

2.   I wanted to increase the efficiency of my fluorescent tubes.

3.   Innovation is seen as desirable because it invariably increases efficiency, and makes for higher profits.

4.   It was generally believed that this would increase their efficiency in line with private industry.

5.   Recent efforts by American business to increase efficiency seem to have failed.

6.   The educational system is partly concerned with producing the skills and expertise to expand production and increase its efficiency.

7.   We must increase efficiency and reduce costs if we are to make a profit this year.

8.   There are many ways to increase agricultural efficiency in the poorer areas of the world.

9.   This will increase efficiency and be to the good of the respective communities.