Shopping on its own fix the problem when it's the whole system that is at fault.
This article titled “Fairtrade shouldn't all be down to the consumer” was written by Felicity Lawrence, for The Guardian on Monday 27th February 2012 07.00 UTC
A Wedgwood sugar bowl from the early 19th century in the Museum of London Docklands is a fine example of the beginnings of fair trade shopping. Inscribed on it is the marketing message: “East India sugar not made by slaves. By six families using East India instead of West India sugar, one less slave is required”. Like so much about so-called ethical consumption, it exposes its own limitations however.