Trending current accounts pose a challenge for intertemporal open-economy macro models. This paper shows that a two-country representative-agent business cycle model is able to explain the historical time-paths of the US and Japanese current accounts, both of which display trends but in opposite...

We study international currency risk in a two-country dynamic stochastic general equilibrium model under incomplete markets. The underlying sources of risk are direct shocks to productivity growth, shocks to a long-run risk component of productivity growth, shocks to a stochastic volatility...

We present a model of household life-cycle saving decisions in order to quantify the impact of demographic changes on aggregate household saving rates in Japan, China, and India. The observed age distributions help explain the contrasting saving patterns over time across the three countries. In...