The Optum division allows the company to offer a diversified service offering, thus differentiating itself from its competitors, which include Wellpoint and Aetna.

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The Peruvian economy is diversified with, the service sector accounting for 53% of its GDP, followed by the manufacturing industry (34.8%), the extractive industries (15%) and agriculture (7%).

UNESCO: Country Profile: Peru

In the face of this poor quality of service, the leading networks in Nigeria have not only diversified, but are also paying more attention to internet services.

BBC: African viewpoint: Nigeria's dialling dilemmas

Large funds tend to be more diversified across exposures to security types, market sectors, investment regions, counterparties and service providers.

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Mobile commerce is driving the requirement for mobile remote payments, creating new revenue potential for businesses involved in the value chain including Communications Service Providers, banks and credit card companies, transport operators and merchants and also postal operators who have diversified by offering banking services and mobile services through their vast networks.

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