This paper describes the anatomy of two types of balance-sheet macroeconomic crises. Conventional balance-sheet crises are triggered by external imbalances and balance sheet vulnerabilities. They typically occur after capital inflows have led to a substantial build up of foreign currency...

The economic literature has long attributed non-zero expected excess returns in currency markets to time-varying risk premiums demanded by risk-averse investors. This paper, building on Bacchetta and van Wincoop's (2021) portfolio balance framework, shows that such returns can also arise when...

This paper addresses a key puzzle in international finance: whether exchange rates follow a random walk or exhibit predictable patterns. We demonstrate that exchange rates can possess a unit root while maintaining substantial predictability over certain horizons. Our model combines a stochastic...