The yuan's acceptance among investors would also require the kind of reform China needs to wean its economy from its investment-heavy, export-oriented growth model.

ECONOMIST: The world economy

It will point out - as I have pointed out on Newsnight, in my report from Lincoln last month - that there are pockets of success where industry has oriented itself to high-tech, export-led growth.

BBC: Double-dip recession: There's always fantasy island

In an important step forward, countries with large surpluses and export-oriented countries agreed to take additional steps to support growth and boost demand in their own countries.

WHITEHOUSE: President Obama��s Press Conference on the G20 Summit

In a recent study of seven different sectors of the Thai economy, McKinsey, a consultancy, found that poor government regulation was the single biggest barrier to productivity growth in almost every instance, whether in manufacturing or services, in export-oriented or locally consumed products.

ECONOMIST: Give it a chance