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So back before Thanksgiving I did a post Something to Think About Before Black Friday | rChart + dygraphs. Well since then I have noticed that Retail relative strength has deteriorated considerably. I thought it would be a good time to use good old bfast (see posts) to look for a structural breakpoint. Below is the output. And yes, I do plan to make interactive eventually with rCharts.
The remainder is what I think is very interesting.
Code:
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