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This paper builds on the work of Acemoglu et al. (2012) and considers a production network with unobserved common technological factor and establishes general conditions under which the network structure contributes to aggregate fluctuations. It introduces the notions of strongly and weakly...
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ERS sponsored a workshop, Technological and Structural Change in the Transportation Sector: Effects on U.S. Food and … role and importance of transportation in U.S. food and agricultural trade and to discuss the need of an agency research … Institution led with discussions about the role of transportation in the global food system and the importance of integrating …
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This paper analyzes the transportation fatality risk in the United States. The analysis is in two parts. The first part …-series analysis for each mode using annual data from 1975 to 2010. By almost any measure, transportation is considerably safer now …
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