We’ve written before about why Sales per Store per Week ($PSPW or UPSPW) can be a flawed velocity measure. Our primer on this topic explains the problem. For example, a Walmart store and a 7-Eleven store each count as one store, so per-store velocity is biased toward items sitting in big box retail, since larger-format […]
How To Answer Business Questions
Volume Decomposition Using Panel Data: Why Are Sales Up or Down?
Many people are familiar with the analysis known as a volume decomposition (or due-to) that uses POS data. This allows you to explain a change in sales and attribute gains and losses to specific business drivers like distribution, pricing, trade promotion and some other things. We have a series of posts on this, starting with […]
Tip Sheet Mailbag: Q&A on Velocity
We get a lot of questions from readers. Sometimes our answers touch on things we haven’t fully explored in our articles. We want everyone to benefit from these nuggets of information so decided to post a series of Q&A articles which will highlight some interesting correspondence. Our first post covers three questions on the […]
What will happen when we raise our price? (How to Apply Price Elasticity)
It’s almost impossible to read anything in the business press these days without coming across the term “inflation” and hearing about which companies have announced price increases this week. (In case you missed them, here are posts that we did on inflation: from April and then a follow-up to a webinar we conducted in late […]
A Few More Thoughts On Inflation…
Last month, we were delighted to present a webinar through the Category Management Association. The webinar content was inspired by our inflation post from earlier this year. We wanted to share both the video replay and our slides from the CMA webinar. In addition, in preparing for the webinar, we had a few additional thoughts […]
Inflation…It’s Back!
“There are a lot of questions about inflation and how it impacts the business. We would love to hear your thoughts on how we can analyze this topic!” – Actual reader comment on CPG Data Tip Sheet, 3/22/22 Well, here are some thoughts for you! Background and Context Let’s start with some basic information: […]



