Liikanen, Jukka; Stoneman, Paul; Toivanen, Otto - 2002
Many new technologies exhibit clear generational changes. The empirical literature on technology diffusion … diffusion. The results from a generation specific approach differ significantly from those of a generic model. There are … positive within-generation network effects. 1G (2G) has a positive (negative) effect on 2G (1G) diffusion. Both generations are …