Mr Lobbenberg told the jury the scam was run from call centres in Spain and Turkey.
Nevertheless, her department has commissioned an independent study into the competitiveness of Britain's call centres.
Call centres have not yet had a big impact on unemployment statistics in any particular region.
Africa could break into the global market for light manufacturing and services such as call centres.
Ms Hart said the NHS in Wales was developing patient contact arrangements through GPs and call centres.
This should ensure that call centres and other such firms are not hampered by lack of capacity.
Oddly, for a private client business, the bank is setting up call centres in Maastricht and Edinburgh.
Already, the big German banks have call centres which allow callers to choose among hundreds of funds.
Linux is particularly suited to business customers with a narrow range of specialised tasks, such as call centres.
Many of the new jobs from inward investment are in call centres, some of which demand skilled labour.
The firm already employs more than 4, 000 staff at eight call centres in the UK - mostly in Scotland.
One tactic that has started to be adopted is setting up call centres.
"He's the man you might expect to write a funny article about the madness of call centres, " he says.
That is what happens at call centres, where agents handle everything from late credit-card payments to complaints about software.
Unless rates come down, India will lose out on call centres, a business that is expected to grow fast.
If someone cannot go online they can still contact call centres for free.
Changes in the way businesses work are encouraging the growth of call centres.
The country now employs about 400, 000 people at call centres, India only 350, 000.
ECONOMIST: Business-process outsourcing: At the front of the back office | The
"We have a well-trained workforce and one of the best call centres in the whole of the UK, " she said.
Webhelp already employs almost 3, 000 people in Scotland and operates call centres in Larbert, Greenock, Kilmarnock, Dunoon, Rothesay and Glasgow.
The manager of ICICI OneSource, one of India's biggest call centres, argues that India's advantage is in terms of productivity.
In Kent, Medway, Surrey and Sussex, it is being piloted from two call centres in Ashford and Dorking run by Secamb.
Call centres can introduce equipment such as headphones which extract any potential causes of acoustic shock to protect the worker's hearing.
Thanks to modern telecoms, India can process the same work as UK call centres - with a saving of about 40%.
Big companies there regularly announce that they are moving service jobs abroad, many of them involving the wholesale transfer of call centres.
My question relates to the inflexibility demonstrated by people at call centres.
Many companies are shifting call centres and other ancillary divisions to India to save money, but a shift of core operations is more rare.
The seven-storey home of Gitex contains around 20, 000 square metres (215, 000 square feet) of office space, mainly let to technology firms and call centres.
Dr Nahamoo says he doubts that call centres will ever be completely automated, because there will always be some queries that demand human intervention.
CMInsight's Mr Havard agrees that call centres need to focus more on providing a high degree of motivation and job satisfaction in this repetitive environment.
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