A widely held view is that openness to international trade leads to higher GDP volatility, as trade increases … important, openness to international trade can lower GDP volatility by reducing exposure to domestic shocks and allowing … importance of the two mechanisms (sectoral specialization and cross-country diversification) and provide a new answer to the …

individuals' sleep time exhibits both variability and volatility characterized by stationary autoregressive conditional … young children at home. Volatility is greater among parents with young children, slightly greater among men than women, but … rates. Volatility in sleep spills over onto volatility in other personal activities, with no reverse causation onto sleep …

Volatility has been one of the most active and successful areas of research in time series econometrics and economic … empirical insights to emerge from this burgeoning literature, with a distinct focus on forecasting applications. Volatility is … inherently latent, and Section 1 begins with a brief intuitive account of various key volatility concepts. Section 2 then …

Most affine models of the term structure with stochastic volatility (SV) predict that the variance of the short rate is … stochastic volatility (USV)." Of the models tested, only the A1(4) USV model is found to generate both realistic volatility … estimates and a good cross-sectional fit. Our findings suggests that interest rate volatility cannot be extracted from the cross …

, and the theory and application of dynamic volatility models. I treat the latter much more extensively, de …

It appears that volatility in equity markets is asymmetric: returns and conditional volatility are negatively … correlated. We provide a unified framework to simultaneously investigate asymmetric volatility at the firm and the market level … empirical evidence on asymmetry to Japanese stocks. Although volatility asymmetry is present and significant at the market and …

Recently there has been a great deal of interest in modeling volatility fluctuations. ARCH models, for example, provide … parsimonious approximations to volatility dynamics. Here we provide a selective amount of certain aspects of conditional volatility …

a GARCH process for conditional volatility. Under such heteroskedasticity, OLS estimators or parameters in single …