This paper presents instrumental variables estimates of the effects of GDP per capita volatility on the size of … government. We show that for a panel of 157 countries spanning more than half a century, rainfall volatility has a significant … positive effect on GDP per capita volatility in countries with above median temperatures. In these countries rainfall …

with drift zero and with a diffusion coefficient (volatility) which depends in a particular way on the instantaneous stock …

We present a methodology based on Fourier series analysis to compute time series volatility when the data are …

undesirable feature of predicting that the asymptotic value of the short rate volatility is zero. This theoretical result is … reverting Gaussian option values. In other words, the volatility in the rational lognormal model declines so quickly that …

employment volatility levels across Canadian regions during the period 1976-1997. Using cross-sectional analysis, we indicate … associated with decreased volatility in larger regions, but these variables have the opposite effect for smaller regions. The … decreased. The former tends to dampen volatility and the latter tends to magnify it. When these offsetting effects are taken …

exist. Concerning the controversial issues we find that (i) volatility effects depend on the existence of tax havens and on …

capital flows driven by “herding,” “flocking,” and “contagion.” Policies to deal with volatility by weakening, or even …, to volatility. The paper utilizes a large, detailed database on individual trader positions in crude-oil and heating …