Most politicians in Lincolnshire believe that migrant workers have had a positive effect on the county's economy.
BBC: Cameron says British workers should replace EU migrants
In this, too, California seems to have had a positive effect.
"There have been signs that these measures have had a positive effect in some submarkets where Chinese buyers have shown a particular interest, " Mr. Loizou said.
In one respect, the scandal over Mr Grasso's pay has had a positive effect: it has accelerated changes that critics felt were long overdue at the exchange.
Nokia confirmed that it shipped 4.4 million Lumia handsets and 2.2 million Symbian smartphones during this period and, while those numbers are still sliding, the higher margins on phones like the Lumia 920 have had a positive effect on the bottom line.
Researchers found the bracing seaside air had a more positive effect than the countryside or an urban park.
BBC: People really do like to be beside the seaside, study says
Using data from 5, 000 UK households over 17 years, researchers found that living in a greener area had a significant positive effect.
BBC: Green spaces boosts wellbeing of urban dwellers - study
So I think it has had a very positive effect for moving and providing some health -- momentum for health care reform.
The tough times had a positive side effect: the birth of restaurants that offer value for money and--a real shocker in Hong Kong--good service.
CNN: ASIANOW - TIME Asia | Travel Watch | Hong Kong's Palate Pleasers
Mr Ahern said it had proved a positive effect not only on the health of the nation, "but also on the functioning of our health services".
BBC: NEWS | UK | Northern Ireland | One year on for Irish smoking ban
"What's happened to me has had a very positive effect on people around me because they think if it could happen to me then I better get it checked out, " he said.
The move failed to reverse the horrendous losses suffered by equity investors in recent weeks, but it had a small positive effect in the bond markets, the immediate object of the exercise.
The International Ship and Port Security (ISPS) code put in place that year by the International Maritime Organization (IMO), the U.N. body responsible for the safety and security of shipping, had a profoundly positive effect on seaport security.
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One study of 19 developed countries found that paid parental leave had a significantly greater positive effect on productivity than unpaid leave.
Dr Frank Miskelly consultant in elderly medicine who was involved in originally developing the technology, which was pioneered at the trust, said the chair device had been shown to have a positive effect on behaviour.
When the public was asked to choose between a simple positive and negative assessment, however, it split down the middle: 51% said unions had a negative impact, while 49% said their effect was positive.
WSJ: Peterson, Howell and West: Teachers Unions Have a Popularity Problem
At the same time, there were hints that Simdax did have a positive effect, albeit a considerably smaller one than doctors designing the study had posited.
Mr Pearson, the South of Scotland MSP, had suggested that, having visited the Bishopbriggs facility, the curfew appeared to have a "very positive effect on the prison" because it encourages prisoners to go to sleep, "which means, in the morning, they are more engaged and ready to go out and do something".
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