Many different types of models have been proposed in the literature. Because of the uncertainty involved, statistical analysis and simulation is very appropriate to consider supply chain risk. We will only report a few of the many studies, relying on more recent articles. Li and Chandra (2007) proposed used of Bayesian analysis to model information and knowledge integration within complex networks. Simulation was proposed in a number of studies, to include discrete-event simulation to estimate survival over long-range periods given assumed probabilities of supply chain linkage failure (Klimov and Merkuryev, 2008). Wu and Olson (2008) used Monte Carlo simulation to evaluate risks associated with vendor selection, following up on similar modeling from many sources. System dynamics models have been widely used, especially with respect to the bullwhip-effect (Towill and Disney, 2008 as only one recent example) and to model environmental, organizational, and network-related risk issues (Kara and Kayis, 2008).