The second set relate to the way road maintenance costs are specified ( assumption V), the construction cost function (assumption VI), the ... Assumption I is that the road network has a fixed length and there is a constant flow of traffic per km.

Title | : | Optimal User Charges and Cost Recovery for Roads in Developing Countries |

Author | : | Ian Graeme Heggie, Vincy Fon |

Publisher | : | World Bank Publications - 1991 |

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