The National Audit Office (NAO) says focus must not be lost as many different organisations are involved in post-Olympic projects.

BBC: London 2012 Olympic legacy 'needs leadership'

Even before making his victory speech, the new prime minister, 47-year-old Costas Karamanlis, met the chief organiser of the games to discuss how to get delayed Olympic projects completed by August.

ECONOMIST: A new democracy | The

The ODA is responsible for Olympic building and infrastructure projects.

BBC: Bonuses of ?1.8m for 2012 staff

There are currently various options, from 1960s public housing projects to tours of the Olympic Stadium and university buildings.

BBC: Phnom Penh��s fast-fading architectural treasures

One key difference between Nine Elms and other London redevelopment zones, such as the Olympic Park at Stratford, is how squarely its projects are being aimed at wealthy foreigners and young professionals.

WSJ: A Diplomatic Breakthrough

In terms of mining investment, while the cancellation or delay of Olympic Dam mine expansion by BHP Billiton indicates that projects under consideration have probably peaked, this does not mean that the mining investment boom is over.

BBC: Viewpoint: Is Australia's resources boom over?

Perhaps the end of the Olympic drain on National Lottery funding will return to public projects elsewhere.

BBC: What grand projects come next?

Meirelles said that representatives of the International Olympic Committee phoned him to try and convince him to take the post, which will oversee and approve of all investments and projects like stadiums and roads needed in the Olympic Park for 2016.

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These are for projects designed to capitalise on hosting London 2012 but are not an additional Olympic cost.

BBC: London