Sudden big price changes are followed by periods of high and persistent volatility. I develop a tractable dynamic rational expectations model consistent with this observation. An infinity of agents possess dispersed information about future dividends and trade in centralized markets. Information...

International financial flows are the propagation mechanism for transmitting financial instability across borders. They are also the source of unsustainable external debt. Managing volatility thus requires institutions that promote domestic financial stability, ensure that domestic instability...

We investigate the effects of Central Bank interventions which are designed to smooth exchange rate volatility but are not aimed at a particular trend level. We present a model in which the intervention flow is a non-linear mapping of the market order flow. Simulations show that small daily...

We revisit medium- to long-run exchange rate determination, focusing on the role of international investment positions. To do so, we make use of a new econometric framework accounting for conditional long-run homogeneity in heterogeneous dynamic panel data models. In particular, in our model the...

We use a panel of developed and emerging countries for the period 1970-2008 to assess how fiscal policy volatility and financial crises affect growth. We find that economic growth is lower in the presence of more volatile fiscal policy. Moreover, with a financial crisis government spending is...

We use a panel of developed and emerging countries for the period 1970-2008 to assess how fiscal policy volatility and financial crises affect growth. We find that economic growth is lower in the presence of more volatile fiscal policy. Moreover, with a financial crisis government spending is...