Productivity Growth in the Transportation Industries in the United States: An Application of the DEA Malmquist Productivity Index
Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=52928#.VKyjCsnQrzE Author(s) Jaesung Choi 1 , David C. Roberts 2 , EunSu Lee 3 Affiliation(s) 1 Transportation and Logistics Program, North Dakota State University, Fargo, ND, USA . 2 Department of Agribusiness & Applied Economics, North Dakota State University, Fargo, ND, USA . 3 Upper Great Plains Transportation Institute, North Dakota State University, Fargo, ND, USA . ABSTRACT This study reviews productivity growth in the five major transportation industries in the United States (airline, truck, rail, pipeline, and water) and the pooled transportation industry from 2004 to 2011. We measure the average productivity for these eight years by state in each transportation industry and the annual average productivity by transportation industry. The major findings are that the U.S. transportation industry shows strong and positive productivity...