JOURNAL OF THE TRANSPORTATION RESEARCH FORUM - The Use of Proxy Variables in Economic Gravity Models: A Cautionary Note - Here is a study that examines the validity of using proxy variables in gravity model analyses; models describing eight different trade scenarios are developed.
Transportation quarterly ; 57 , 1 ; 123-138
2003
Aufsatz (Zeitschrift)
Englisch
Welt , Verkehr , Zeitschrift , USA , Stadtverkehr , Verkehrspolitik , Transport
Sensitivity Analysis of Nonlinear Railway Vehicle Models Using Linearized Proxy Analyses
British Library Conference Proceedings | 2017
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