It has long been known that the city-size distributions are fat tailed, drawing the interest of urban economists. In contrast, not much is known about the distribution of GDP at city level (henceforth referred to as gross metropolitan product, GMP). We build a model of the spatial economy that...

This paper shows that increased volatility of Örm-level productivity can push the nominal interest rate to its lower bound with large amplification effects on macroeconomic aggregates. The framework combines a simple canonical Önancial accelerator model, time varying risk shocks, and a zero...

How does bankruptcy affect the dynamics of aggregate consumption? We quantify the trade-off between the insurance and creditworthiness effects of bankruptcy in response to tighter credit. We show that bankruptcy dampens the effect of tighter credit on aggregate consumption on impact because it...

Immigration has recently been at the centre of the political and economic agenda. Economists have studied extensively the impact of immigration on several economic and social indicators of host countries. The effect of immigration on innovation and technical change is, however, not much studied....