AboutFieldsSubjectsResearch flow

Question & Design

Sampling & Measurement

Causality & Evidence

Reporting & Ethics

Home/Author

David C. Schmittlein, Donald G. Morrison & Richard Colombo

Methods attributed to this author. 1 method

Marketing 1

Pareto/NBD Model1987

SScholarGate

A content-first reference library for research methods — what each one is, how it works, and where it comes from.

Fields

Decision-making Statistics Econometrics Machine learning Survival

Library

All methods Which method?Advanced search Browse by field Subjects Glossary Open data (CC-BY)

About

Editorial standards Plans & tools Contact Suggest a method

Entries are compiled from published sources for reference. Verifying the accuracy and suitability of any information for your own use remains your responsibility.

© 2026 ScholarGate · A research-method reference library

Privacy Cookies Terms