scholarly journals Propagation of International Supply-Chain Disruptions between Firms in a Country

2021 ◽  
Vol 14 (10) ◽  
pp. 461
Author(s):  
Hiroyasu Inoue

This study shows how import and export shocks propagate through domestic supply chains using actual Japanese supply-chain data and a world input-output table (WIOT) based on firm-level agent-based simulations. We propose three different models with which to connect the domestic firms to a WIOT. Then, we estimate the value-added losses of Japanese firms caused by shocks of different magnitudes and durations originating in China, in the EU and the US, and globally. The volume and rates at which losses increase are very different across the connection models, which indicates that the assignment of international connections to firms matters greatly. The losses increase sublinearly as the duration expands, which indicates that the shock propagation ultimately saturates the economy. Rates of saturation differ substantially depending on the assignment of international connections. The losses increase superlinearly as the initial reduction rate increases. This occurs because there is a greater probability of one supplier being replaced by other suppliers if the reduction is smaller.

2015 ◽  
Vol 48 (3) ◽  
pp. 640-645 ◽  
Author(s):  
Maurício F. Blos ◽  
Robson M. Da Silva ◽  
Paulo E. Miyagi

2010 ◽  
Vol 3 (2) ◽  
pp. 26 ◽  
Author(s):  
Aruna Apte

This paper presents the results of our case-based research into the causes and remedies of fresh produce supply chain disruptions resulting from contamination. The research was motivated by the incident of E-coli outbreak in packaged spinach in the US. We base our analysis on information gathered from published literature and data collection in the region from personnel involved in Agriculture. Our research is aimed at addressing the following research questions: What key factors contribute to the vulnerability to disruption from contamination and what are the interrelationships between these contributing factors? What managerial actions may be taken to minimize the fresh produce supply chain's vulnerability to disruption? In this research we develop a conceptual framework consisting of the contributing factors: product type, topological structure, exposure to contamination, product traceability, and communication. The practice related contributions of this research are managerial insight and recommended actions derived from the proposed conceptual framework.


2014 ◽  
Vol 18 (4) ◽  
pp. 1349-1357 ◽  
Author(s):  
J. Shi ◽  
J. Liu ◽  
L. Pinter

Abstract. China has dramatically increased its virtual water import over recent years. Many studies have focused on the quantity of traded virtual water, but very few go into analysing geographic distribution and the properties of China's virtual water trade network. This paper provides a calculation and analysis of the crop-related virtual water trade network of China based on 27 major primary crops between 1986 and 2009. The results show that China is a net importer of virtual water from water-abundant areas of North America and South America, and a net virtual water exporter to water-stressed areas of Asia, Africa, and Europe. Virtual water import is far larger than virtual water export, and in both import and export a small number of trade partners control the supply chain. Grain crops are the major contributors to virtual water trade, and among grain crops, soybeans, mostly imported from the US, Brazil and Argentina, are the most significant. In order to mitigate water scarcity and secure the food supply, virtual water should actively be incorporated into national water management strategies. And the sources of virtual water import need to be further diversified to reduce supply chain risks and increase resilience.


2020 ◽  
Vol 52 (3) ◽  
pp. 368-384
Author(s):  
Hakan Unveren ◽  
Jeff Luckstead

AbstractThis paper builds a comprehensive supply chain model of the US broiler industry that accounts for corn and soybean meal, feed mills, breeders, hatcheries, grow-out farms, broiler processing, value-added processing, and international trade. The model is calibrated and simulated to analyze the effects of (1) corn and soybeans tariffs imposed by China and (2) change in the Canadian tariff-rate quota proposed under US–Mexico–Canada–Agreement. The first scenario indicates that feed price falls while supply increases, which decreases the production costs of breeders and grow-out farms. The second scenario shows that exports to Canada rise at the expense of exports to Mexico.


2011 ◽  
pp. 104-123
Author(s):  
V. Radaev

Continuous relational conflicts between market sellers in Russian consumer markets are derived not only from redistribution of value added in the supply chain but also from a lack of legitimacy faced by the new rules of exchange. The paper explains the economic meaning of slotting allowances and other additional contract requirements as viewed by market sellers. A major source of data comes from a series of in-depth interview with retail managers and their suppliers.


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