http://blog.iseesystems.com/modeling-tips/array-methods-4/ isee systems blog Sun, 29 Jan 2012 22:29:43 +0000 hourly 1 http://wordpress.org/?v=3.3.1 http://blog.iseesystems.com/modeling-tips/array-methods-4/comment-page-1/#comment-1853 Guest Thu, 16 Jun 2011 19:48:00 +0000 http://blog.iseesystems.com/?p=2248#comment-1853 Great post. I am curious, however, in how you would account for customers reducing spend across all brands? What if a customer is spending $10 on Golden Grahams and $8 on Life Cereal in the first period and $8 on Golden Grahams and $5 on Life Cereal in the second period. You would have overall contraction vs. switching, or do you somehow prorate this? Great post. I am curious, however, in how you would account for customers reducing spend across all brands? What if a customer is spending $10 on Golden Grahams and $8 on Life Cereal in the first period and $8 on Golden Grahams and $5 on Life Cereal in the second period. You would have overall contraction vs. switching, or do you somehow prorate this?

]]> http://blog.iseesystems.com/modeling-tips/array-methods-4/comment-page-1/#comment-1726 Modeling a Watershed with Arrays | Making Connections Thu, 24 Jun 2010 15:32:17 +0000 http://blog.iseesystems.com/?p=2248#comment-1726 [...] This is the second installment of a four-part series.  The other three parts can be accessed by clicking on the links below. Methods for Using Arrays Effectively Modeling Customers Switching Between Brands Modeling Customers Switching Between Brands – The General Case [...] [...] This is the second installment of a four-part series.  The other three parts can be accessed by clicking on the links below. Methods for Using Arrays Effectively Modeling Customers Switching Between Brands Modeling Customers Switching Between Brands – The General Case [...]

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