I show the equivalence between a model of financial contagion and the widely-used threshold model of global cascades proposed by Watts (2002). The model financial network comprises banks that hold risky external assets as well as interbank assets. It turns out that there is no need to construct...

The question of how to stabilize financial systems has attracted considerable attention since the global financial crisis of 2007-2009. Recently, Beal et al. (gIndividual versus systemic risk and the regulator's dilemmah, Proc Natl Acad Sci USA 108: 12647-12652, 2011) demonstrated that higher...

The problem of how to stabilize the financial system has attracted considerable attention since the global financial crisis of 2007-2009. Recently, Beal et al. (2011, gIndividual versus systemic risk and the regulatorfs dilemmah, Proc Natl Acad Sci USA 108: 12647-12652) demonstrated that higher...

We investigated attributes of tourists in Oz National Park, their schedules, experiences of utilization of professional guidance, and preferences for the tour with professional guidance by conducting in-person survey in order to promote effectively. We suggest that it is prerequisite for...

We conduct the online survey of choice experiments (CE) to investigate whether people are truly able to evaluate the number of rare/familiar species around Japanese forest ecosystem, whether and how preference heterogeneity is caused. Profile attributes of CE are consisted with rare/familiar...