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Waterborne commerce of the United States / 2 : calendar year ...
(1954)
(2000)
Economic consequences of inland waterway disruptions in the Upper Mississippi River region in a changing climate
Chen, Zhenhua, (2024)
Price and income elasticities of demand for air transportation : empirical evidence from US airfreight industry
Chi, Junwook, (2012)
A dynamic demand analysis of the United States air-passenger service
A cointegration analysis of bilateral air travel flows : the case international travel to and from the United States
Chi, Junwook, (2014)