Notes Key Reference Books: a list of key books for those interested in applied probability modelling, with applications in marketing. A Note on Implementing the Fader and Hardie (Interfaces, 2001) "CDNOW Model" Spreadsheet to accompany "A Note on an Integrated Model of Customer Buying Behavior" Implementing the BG/NBD Model for Customer Base Analysis in Excel Illustrating the Performance of the NBD as a Benchmark Model for Customer-Base Analysis Creating a Depth-of-Repeat Sales Summary Using Excel Generating a Sales Forecast With a Simple Depth-of-Repeat Model A Note on Implementing the Pareto/NBD Model in MATLAB A Note on Deriving the Pareto/NBD Model and Related Expressions Implementing the BG/BB Model for Customer Base Analysis in Excel Implementing the Pareto/NBD Model Given Interval-Censored Data Deriving an Expression for P(X(t)=x) Under the Pareto/NBD Model Deriving an Expression for P(X(t,t+τ)=x) Under the Pareto/NBD Model Creating a Fit Histogram for the BG/NBD Model How Not to Project Customer Retention Fitting the sBG Model to Multi-Cohort Data Computing DERL for the sBG Model Using Excel Incorporating Time-Invariant Covariates into the Pareto/NBD and BG/NBD Models