London (CNN) – British Prime Minister David Cameron has made no secret of the spoils he hopes that hosting the Olympics will bring to London - and the UK.

The estimated $20 billion of investment over the next four years would offset some of the $14.5 billion splurge of staging the Games.

Last week he helped launch a $1.6 billion investment drive to drum up business for UK plc.
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Editor’s note: Outlook is CNN's in-depth look at business climates around the world. To August 12, 2012, we’re focusing on Singapore.

Singapore (CNN) – Singapore has no room for solar mirror farms, its coast is used for ports and shipping lanes and its tropical air may be ideal for holidaymakers, but no good to generate wind power.

Despite these natural disadvantages, the country is trying to position itself as a world leader in clean energy. FULL POST