Technical Report: Want to know how diffusion speed varies across countries and products? Try using a Bass model

For global product managers, one big question is how fast a new product is likely to sell in different countries. This question is daunting. But slowly research and data are building up that can answer that question. In a "meta-analysis" of "diffusion speed" research, Christophe Van den Bulte takes the mystery out of diffusion speed and gives product managers a useful quantitative tool for measuring it in certain product categories in certain regions of the world.