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...

This paper considers a model of international duopoly with global pollution to investigate the impact of tariff policy and licensing contracts on environmental technology transfer. Our main finding is that free trade is not always preferable.When the protection of intellectual property rights...

We investigate how environmental and trade policies affect the transfer of environmental technology in a two-country model with global pollution. By comparing free trade and tariff policy without commitment, the following results are obtained. First, the existence of an environmental policy in a...