<strong><font color='#0000FF'>Rail Time Indicators is issued monthly by the Policy and Economics Department of the
Association of American Railroads.</font> </strong>
Freight railroading is a “derived demand” industry: demand for rail service occurs as a result of
demand elsewhere in the economy for the products railroads haul. <strong>Thus, rail traffic is a useful
gauge of broader economic activity, especially of the “tangible” economy.</strong>
<a href='/ref.php?uri=http%3A%2F%2Fwww.aar.org%2FNewsAndEvents%2F%7E%2Fmedia%2Faar%2Frailtimeindicators%2F2012-01-rti.ashx' target="_blank">http://www.aar.org/NewsAndEvents/~/media/aar/railt...</a>
Beaucoup d'informations contenues dans ce document mensuel sont instructives.
Association of American Railroads.</font> </strong>
Freight railroading is a “derived demand” industry: demand for rail service occurs as a result of
demand elsewhere in the economy for the products railroads haul. <strong>Thus, rail traffic is a useful
gauge of broader economic activity, especially of the “tangible” economy.</strong>
<a href='/ref.php?uri=http%3A%2F%2Fwww.aar.org%2FNewsAndEvents%2F%7E%2Fmedia%2Faar%2Frailtimeindicators%2F2012-01-rti.ashx' target="_blank">http://www.aar.org/NewsAndEvents/~/media/aar/railt...</a>
Beaucoup d'informations contenues dans ce document mensuel sont instructives.
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