19 the oecd observer no 205 april may 1997 telecom analysis sam paltridge and dimitri ypsilanti communications sector is experiencing strong growth which on present trends especially in mobile communication internet development expected to continue this conclusion arises from s biennial survey of based a comprehensive most recent comparative data performance indicators for broadcasting telecommunication services 1 o ver past decade there has been increasing recognition importance access commu nication infrastructures economic social realisation spurred expansion public switched telecommunica tion networks pstns providing voice an additional 18 million new mainlines were added 1995 7 net work size area was bright outlook inform ation computer policy division directorate science technology industry e mail dsti contact org even countries with high mainline telephone penetration rates as result de mand second residential connections because demand