Columnist: Time to exploit the niche for freight rail

07/23/2013 | New York Times (tiered subscription model), The

Since the 1970s, freight rail has been increasing its share of ton-miles, and now plays a role in international trade, writes Paul Krugman. He notes that air freight is expensive, as is shipping by truck because of fuel costs. "So there’s an important niche for rail -- a niche that probably hasn’t been fully exploited, because people forgot for a while about a technology that seemed old-fashioned," he contends.

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