Do countries with higher levels of national IQ experience less volatility in the growth of real economic output compared with lower-IQ countries? This issue has not been addressed. Using a large sample of countries, a simple bivariate correlation indicates that IQ and economic volatility are...

This paper estimates global bad and good uncertainties from monthly data on industrial production from a large set of countries. Bad and good uncertainties have opposite effects on macro aggregates and stock returns. An increase in bad uncertainty adversely impacts both, while an increase in...

We extract a global factor from cross-country output growth since 1960. We find that the fluctuations of the global factor are typically small, with the annualized unconditional volatility estimated at 0.06%, but highly persistent, with estimated persistence at 0.98. Evidence of time variation...

Inflation volatility is clearly important for structural analysis, forecasting and policy purposes, yet it is often overlooked in the literature. This paper compares in ation volatility among advanced open economies with in ation targeting monetary policy frameworks. The results of the empirical...