the implications of facilities based competition in telecom report presented to at&t canada inc august 2002 page 2 table contents 1 executive summary 3 and conclusion 5 background 7 rationale for present objectives scope 9 services how industry has evolved 10 doing business as a competitor 13 carrier costs interconnection essential resale ilec mobile 15 competitive long distance 4 local 16 17 capital expenditures network architecture dictated by regulatory structure 18 case analysis building networks 22 market share build strategy 23 construction timeframe 24 25 comparative assessment entry options 27 6 analyses 28 investment 29 impact on