The chapter deals with the implementation of the Pareto/NBD model. It shows that the parameters can be estimated via the computation of a single one-dimensional integral. A spreadsheet is available at the following address: http://bit.ly/qPumbz. Link to the article
BEMMAOR, A.C., GLADY, N. and HOPPE, D. (2012). Implementing the Pareto/NBD Model: A User-Friendly Approach. In: A. Diamantopoulos, W. Fritz, L. Hildebrandt eds. Quantitative Marketing and Marketing Management: Festschrift in honor of Udo Wagner. 1st ed. Gabler Verlag, pp. 39-49.