In this Paper we consider the economics of platform competition in telecommunications. Platform competition occurs when different, sometimes incompatible, technologies compete to provide telecommunications services to end-users. Battles between competing technologies have been an important...

The conventional wisdom is that indirect network effects, unlike direct network effects, do not give rise to externalities. In this Paper we show that under very general conditions, indirect network effects lead to adoption externalities. In particular we show that in markets where consumption...

Clements (2004) makes the following two claims: (i) unlike direct network effects, increases in the size of the market do not, in the case of indirect network effects, make standardization more likely, but (ii) indirect network effects are associated with excessive standardization. We show in...