31.  In the short term, tax policy is not an effective means of fine-tuning the economy.

32.  Insecticides are not always an effective means of control of spider mites.

33.  Is this an effective means of supporting democratization in Burma?

34.  More and more companies are finding that commercial VHS videos -- sometimes called video catalogs -- are an effective means of marketing all kinds of goods and services.

35.  Officials say that greater transparency and improved information flow are also effective means of luring funds into the market.

36.  Now, they say the most effective means to make grilling safer may be a quick dose of marinade.

37.  She said it also is an effective means of reducing turnover, by improving the odds of hiring the right person in the first place.

38.  So being effective means making it hard for an illegal immigrant to get employment.

39.  That exemption should be defined more tightly, and the treaty should also have an effective means of detecting treaty violators.

40.  The Library of Congress and other research libraries are wrestling with the problem of finding an effective means of preserving it.