Prof Fabre said public awareness campaigns would be more effective in raising donation rates.
Instead, pumping more money into infrastructure spending would be more effective in creating jobs, Wyden said.
She says creating a civil rule would be more effective in making sure paparazzi stay in line.
Her opponents argue that voluntary targets and increased efforts to change attitudes would be more effective in the long run.
Mr Howard may be a Thatcherite retread, but nobody doubts that he would be more effective than Mr Duncan Smith.
Whatever their merits, however, a tax that targets beneficiaries, rather than the estate of the donor, would be more effective.
He said that effective treatments did now exist for children with PTSD, which would be more effective if the problem was spotted early.
He added many burglaries were committed to feed a drug habit, and it would be more effective to sentence them to treatment programmes than jail.
Wendy believes the service they offer would be more effective if they could work with prisoners prior to release as well as just meeting them at the prison gates.
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Women's groups say other measures like punishing police officers who refuse to take action on a rape complaint, and speeding up court procedures against rapists, would be more effective.
Mr Clarke has argued that prisons should be used for the most serious offenders, suggesting that tough community punishments would be more effective at reducing reoffending for other criminals.
However the measure has come under fire from penal reformers who claim the money spent locking up offenders would be more effective in cutting crime if spent on crime prevention measures.
Simply controlling cases of polio would be more effective than "trying to chase down last marginal cases, which gets enormously expensive, " said Arthur Caplan, director of the Center for Bioethics at the University of Pennsylvania.
"I think the time has come to simply analyze if what we are doing is the best we could be doing, or if we can find an alternative that would be more effective and less costly to society, " he said.
They, on the other hand, thought themselves to be much more politically astute and believed that they would be far more effective by jettisoning Reagan's ideological baggage.
But the report said their work would be far more effective if it was available seven days a week.
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Big and lasting tax cuts, reckon most economists, would be far more effective.
Teaching parents about the dangers of overfeeding and bad nutritional habits at a young age would be much more effective.
If the world can't or won't enforce the NPT there is no reason to believe it would be any more effective in enforcing the CTBT.
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In the letter Virgin Media said: "It would be more cost effective to build an entirely separate duct and pole network in parallel with BT's existing network".
Importantly though, even after taking into account the higher required compensation, he argues that performance based firing policies would be more cost effective than than reducing class sizes.
She said that having an EU-wide system of reporting and monitoring of side effects would be a more effective way of flagging up potential risks and avoiding similar health problems in the future.
If we took half the energy we spend denouncing stereotypes and applied it to making sure that our stereotypes are valid we would be far more effective in managing our bosses, colleagues, prospects, customers, and even our personal lives.
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Some sort of value-added or sales tax, by contrast, would be at once more effective and more incendiary.
And for what it's worth, the European Commission accepts that it would be a much more effective tax if implemented everywhere.
Mr Posen clearly believes that another round of QE would be all the more effective if other central banks joined in.
She defended the decision to scrap Asbos telling the Commons they would be replaced with more effective measures that would "put communities back in charge".
"Moreover, in places that do generate electricity from renewable sources, it would be more cost-effective to use that electricity to power electric or plug-in hybrid cars than high-speed rail, " O'Toole said.
Taking that assurance at face value, prime contractor General Dynamics launched a campaign to convince Congress and the Obama Administration that buying a smaller number of the vehicles while upgrading current amphibious systems would be more cost-effective than canceling the program and starting over.
According to Mr Rae, combining schemes where appropriate would be more efficient and cost effective.
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