21.   He also made spending cuts and negotiated an important labor accord that has helped keep down Italian wages and inflation.

22.   He points to Afghanistan, Angola, Sierra Leone and Somalia, where tighter rules, better training and a willingness to evacuate early keep down the U.N. casualties.

23.   He saw that reliance on force to keep down a subject population was corrupting Israel.

24.   Meanwhile, Europe has not shut down many older refineries, which has caused a surplus of capacity keeping down profits on refined products.

25.   Medical professionals contend the law has avoided frivolous lawsuits and helped keep down overall health-care costs.

26.   More money would mean more firefighters, who would be able to jump on fires more quickly, thus keeping down costs and preserving more forest.

27.   New lightweight cassette shells keep down mailing costs, and the Postal Service offers sorting services and bulk discounts.

28.   Nonetheless, the federal government, through the Department of Agriculture, is promoting humane methods like harassment by dogs to keep down suburban goose populations.

29.   Other critics say these organizations are sham operations designed to help insurance companies reject claims and keep down costs.

30.   Q. Is there anything I can put on my greenhouse roof to keep down the heat in the summer?