Foreword
Executive Summary
1	Introduction
2	5G overview
     2.1	The role of the ITU
     2.2	What is 5G?
     2.3	5G use cases
     2.4	Socio economic implications of 5G
     2.5	Digital divide
3	5G technology and spectrum requirements
     3.1	Radio access networks
     3.2	Core networks
     3.3	Backhaul
     3.4	Fronthaul
     3.5	Spectrum for 5G
4	Key challenges in rolling out 5G
     4.1	Small cell deployment challenges
     4.2	Fibre backhaul 
     4.3	Spectrum
     4.4	Other factors 
5	What does ‘good’ look like? 
     5.1	Streamlining small cell deployments
     5.2	Policy intervention - fibre and spectrum
     5.3	Infrastructure sharing 
     5.4	Transition to fibre
     5.5	Addressing local planning challenges
     5.6	Spectrum harmonization
     5.7	Spectrum licensing
     5.8	5G pilots
6	Example of costs and investment implications
     6.1	Overview 
     6.2	Methodology
     6.3	Scenarios 
Scenario 1 – large densely populated city
Scenario 2 – small medium density city
     6.4	Results
     6.5	Independent cost estimates
     6.6	Investment models
7	Conclusion
Annex A