GMI UK Shampoo market study
These predictions questions based on an annual survey of shampoo buyers in the UK conducted by GMI.
Please note there are real cash prizes to be won for predicting the answers to these questions. The prizes will be shared amongst participants pro rata to their trading profit on the virtual prediction markets.
This prediction market study will close on 8th January 2014. You can monitor and adjust your investment in the various answers at any time before this date as frequently as you like.
You are are invited to make comments and submit evidence to support your point of view.
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