Limitations of the diffusion model, which was borrowed from epidemiology are discussed. The lack of flexibility in adapting to different consumer behavior and product distribution patterns requires adaptation of the model. A number of potential improvements to diffusion models are identified, including the Von Bertalanffy model.
new product failures, adoption process, Von Bertalanffy
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Mahajan, Vijay and Wind, Yoram, "Innovation Diffusion Models of New Product Acceptance: A Reexamination" (1985). Working Papers. 128.