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Re:Boosting Sales with Machine Learning by SixSigma on Wednesday June 08, 2016 @04:26PM (#11865364)
Here's a whole post on that subject (or it might be Part 1 :)

http://blog.mldb.ai/blog/posts/2016/04/ml-meets-economics2/

Re:Boosting Sales with Machine Learning by Lanzaa on Thursday June 09, 2016 @01:52PM (#11871044)
This is exactly the link I was going to post. I think it does a great job showing that accuracy is not always the most appropriate metric for a model.