Legal frameworks and taxation issues governing e-commerce are uncertain.

CNN: THE E-TAIL REVOLUTION

Many companies are still trying to work out how they should respond to global trends, such as the dramatic rise of China's economic and political power, or even to the need for strategic takes on issues such as e-commerce or the rise of social media.

BBC: Viewpoint: Megatrends that will change everyone's lives

But issues such as privacy or consumer protection that could undermine support for e-commerce need a different answer, albeit one that draws on laws and policies developed in the offline world.

ECONOMIST: Regulating the Internet