Their disclaimers are unlikely to have much effect, though, and the law will probably be tightened.
But even exit screening, he says, is unlikely to have much effect because of the virus' long incubation period.
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It's very difficult to bring up enough cold water in two to three days to have much effect.
But it is unlikely, sadly, to have much effect on Myanmar's military regime.
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Nepotism isn't a good way to run a modern company, but it is unlikely to have much effect on Samsung Electronics.
"In terms of energy efficiency and conservation, just installing a smart meter isn't going to have much effect, " says Greg Guthridge, a smart-grid consultant with Accenture.
Although it dropped its opposition this week, letting the Security Council impose an embargo for one year, it is now late for this to have much effect.
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Mr Coogan warned that the bank's efforts had yet to have much effect on the London Inter-Bank Offered Rate (Libor), the main interest rate governing the cost of lending between banks.
Bam is too distant, its concerns too peripheral, for its agony to have much effect on building techniques in vulnerable cities like Tehran, where developers and regulators pay scant attention to best practice.
Now that the U.S. has already been flooded with liquidity, more easing is unlikely to have much positive effect.
In Britain, at least, the decline in coverage of foreign news does not seem to have had much effect on people's general knowledge.
Their problems are much smaller by comparison, which suggests that any kind of program aimed at the broad middle is kind of missing the issue, and that we can design programs aimed just at this very small hardcore, are not going to have a much bigger effect.
"There are local factors in Syria that are going to make it much more difficult to have an effect -- the middle classes in Syria have yet to really throw their lot in with the opposition, " he said.
But self-imposed, low-level barriers to trade have a much worse effect.
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But one problem for critics of U.S. policies and protectionists is that the current approach to the currency issue doesn't seem to have had much of an effect on jobs in the economy at large here.
Although round numbers like 8 percent become psychological barriers in finance and economics, the 0.3 percent improvement that drove the unemployment rate below 8.0 percent is probably not substantial enough to have much of a ripple effect, either on the economy or the election.
But the lower capital gains and dividend rate don't expire until Dec. 31, 2008 and Silverblatt doubts Congress' failure to act this year would have much effect.
"A rise in the value of the renminbi (yuan) would be unlikely to have much, if any, effect on aggregate employment in the United States, " he added.
None of the research groups that have worked on developing these models has felt that it was important to include the much weaker effect of exposure to ETS, even though a number of them have assessed this association.
Its authors believe entertaining e-mails are most likely to have the much sought after "viral effect" in that they are sent to multiple users quickly: "Humour spread by email is fast, " it states.
If the reforms amount to nothing more than shuffling corporate assets, they will not have much effect (especially if the already stretched banks are forced to absorb most of the bad debt).
With little evidence to show that demonstrations generally have much of an effect on policy, this must have been a big deal.
Adding wind power to the existing electric grid may not have the effect of reducing carbon emissions as much as expected, according to a new study published by researchers at Argonne National Laboratory.
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When Bristol launched the face-off, it pitted a less-potent Pravachol pill against the highest-dose Lipitor pill, aiming to show that higher doses didn't have much additional effect.
To take just one example, from a public health perspective, it makes little sense to focus on the miniscule elevation in breast cancer risk associated with light-to-moderate alcohol consumption, when moderate alcohol intake has been shown to have a beneficial effect on coronary heart disease, a much more common condition.
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Clark Fredricksen, vice president at eMarketer, said it's "tough to speculate" how much effect Thursday's announcement would have on ad revenue.
It is simply not possible to throw that much money into an economy and not have a positive effect on gross domestic product.
He continued to say that tax rates much higher than current levels would have an eroding effect on economic growth.
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