Efficiency Frontiers, stranded assets and the X factor for network telecoms operators

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Efficiency Frontiers, stranded assets and the X
factor for network telecoms operators
By Gordon Hughes, Mathieu Pearson, and Nigel
Attenborough
Comments by John Cubbin
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Topics

• Introduction
• The data
• The model and estimation
• Unobserved heterogeneity
• Rate of convergence
• Economic depreciation and leases
• Treatment of stranded assets
• Specific points
• Electricity prices
• Risk
• Population density
• Hurdle rates
• Summary