the index. so if you total the value of the indicees then calculate your brands % against this…

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]]>missed this. Hmmm. its rare for it not to match. Are the brand terms the right ones? What are the proxies for market share?

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]]>thank you so much for your tutorial on how to apply this. Unfortunatly I am truly struggling to come up with an alalysis anywhere near your R square results. Did this for different categories and I believe the data I am working with to be okay.

Is there any specific watchout when doing this analysis? Does my data need to be longer than 12 months on a weekly or monthly basis?

Any information you could provide is very appreciated. My head is close to explode… 🙂

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