Describes an imitation model to explain when two types of distinct market segments (innovators and imitators) are likely to make a first purchase of a product. This later evolves into Bass' Diffusion model for innovation.
Develops a growth model and theory for when a consumer makes their first purchase of new consumer products. This is now known better as Bass Diffusion Model. And it helps us with several questions about adoption, such as how many products should we produce per year; what are the true sizes of Rogers adopter types.