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Who Runs Your WorldListen to the BBC World Service
Last Updated: Wednesday, 21 September 2005, 15:09 GMT 16:09 UK
Audio slideshow: Waiting on Marginal Avenue
On the cusp of growing up, how much of a voice do teenagers have? How much of a voice should they have? Who do they think are the dominant influences in their lives?

Silvino Sambaca is sixteen years old and struggles each day to earn enough money to survive.

All alone in a big city, Silvino is trying to manage on his own.

Has China's housing bubble burst?
How the world's oldest clove tree defied an empire
Why Royal Ballet principal Sergei Polunin quit