This study analyzes data on cigarette purchasing, using the IRI academic dataset. Major findings are: cigarette purchasing in this market exhibits a reverse-J, or ‘NBD (Negative Binomial Distribution)-like shape: many infrequent buyers and fewer frequent buyers, although this pattern may be...

This study investigates brand loyalty and other brand performance metrics in the UK sportswear market. It utilizes consumer purchase data kindly provided by Taylor Nelson Sofres. The study finds that empirical regularities discovered by Andrew Ehrenberg and colleagues apply to sportswear brands...