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 Technical Appendix—Customer-Base Valuation in a Contractual Setting: The Perils of Ignoring Heterogeneity Computing P(alive) Using the BG/NBD Model Creating an RFM Summary Using Excel Implementing the S_{BB}-G/B Model in MATLAB Reconciling and Clarifying CLV Formulas The Gamma-Gamma Model of Monetary Value Notes on the CDNOW Master Data Set Overcoming the BG/NBD Model's #NUM! Error Problem Deriving the Conditional PMF of the Pareto/NBD Model Additional Results for the Pareto/NBD Model Computing P(X(t,t+s)=x) Under the BG/NBD Model The Pareto/NBD is Not a Lost-for-Good Model A Spreadsheet-Literate Non-Statistician's Guide to the Beta-Geometric Model What's Wrong With This CLV Formula? A Correlated Pareto/NBD Model Exploring the Distribution of Customer Lifetime Value (in Contractual Settings) The Mean and Variance of Customer Lifetime Value in Contractual Settings Incorporating Time-Varying Covariates in a Simple Mixture Model for Discrete-Time Duration Data Musings on Fitting the P(II) Distribution to Single-Event Timing Data A Step-by-Step Derivation of the BG/NBD Model Incorporating Time-Varying Covariates in the BG/NBD Model Issues in the Derivations of Key Expectations for the BG/NBD and Other Latent-Attrition Models An Excel-based Introduction to Analysing Buyer Behaviour Using Consumer Panel Data An R-based Introduction to Analysing Buyer Behaviour Using Consumer Panel Data A Note on the Means of the Beta-Geometric and Pareto of the Second Kind Distributions Incorporating Covariates in the Gamma-Gamma Spend Model