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An Empirical Study of Road-Noise Barriers Deployment
Author(s) -
Marie-Ève Faubert,
Bernard SinclairDésgagné,
Ekaterina Turkina
Publication year - 2014
Publication title -
ssrn electronic journal
Language(s) - French
Resource type - Journals
ISSN - 1556-5068
DOI - 10.2139/ssrn.2403982
Subject(s) - software deployment , empirical research , business , transport engineering , computer science , telecommunications , engineering , mathematics , statistics , operating system
We investigate the main drivers for the construction of new road-noise barriers across states in the United States. The respective influence of costs, the number of metropolitan areas and registered vehicles, state population density, the already built area, and a state's environmental efforts (as measured by an environmental index) remains qualitatively the same for the overall newly-built area and when only new areas using specific materials are considered. However, history (through the already built area) may foster the use of some materials, which suggests that their deployment is subject to path-dependency; and different environmental indices and states peculiarities matter for different materials, which may indicate regional specificities in landscape and taste or the influence of local industrial lobbies. Some implications for the measurement of environmental stringency and the study of environmental federalism are briefly discussed. Nous examinons les principaux facteurs influencant la construction de murs anti-bruit dans chaque etats des Etats-Unis. L'impact respectif des couts de construction, du nombre d'immatriculation de voitures et de zones metropolitaines, de la densite de population, de la superficie deja construite, et de l'activisme environnemental specifique a chaque etat (tel que mesure par un indice environnemental) reste qualitativement le meme, que l'on considere l'ensemble de la nouvelle superficie couverte ou bien seulement celle couverte en utilisant un materiau donne. En revanche, l'histoire (via la superficie deja construite) peut encourager le recours a certains materiaux, ce qui suggere une forme d'inertie; et differents etats et indices environnementaux ont de l'importance pour differents materiaux, ce qui peut s'interpreter comme la manifestation de specificites regionales ou comme une indication de l'influence de certains lobbies industriels. Nous en tirons des conclusions pour les moyens de mesurer la force des reglementations et lois environnementales et pour l'etude du federalisme environnemental.

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