We investigate the sources of the great changes in GDP volatility observed from 1966 to 2000. We develop a general …-sectoral linkages and households' behavior to aggregate volatility. Our results show that changes in sectoral volatility played an … important role in shaping volatility at the aggregate level. Moreover, asymmetries in the economic structure sometimes had an …

smooth their domestic consumption; however, it can also amplify volatility in consumption, depending on the currency in which … external debt portfolios, exchange rate cyclicality, and volatility in consumption of low- and middle-income countries. Since …

This paper considers the problem of model uncertainty in the case of multi-asset volatility models and discusses the … management. Evaluation of volatility models is then considered and a simple Value-at-Risk (VaR) diagnostic test is proposed for …

expectations under real-world probabilities, we investigate whether alternative expectations hypotheses entertained in the asset …

This paper studies the dynamics of volatility transmission between Central European currencies and euro/dollar foreign … exchange using model-free estimates of daily exchange rate volatility based on intraday data. We formulate a flexible yet … parsimonious parametric model in which the daily realized volatility of a given exchange rate depends both on its own lags as well …

describe the most typical features of capital markets like volatility clustering, excess kurtosis and fat tails. As empirical … evidence shows asymmetry is also a prominent feature of stock market returns volatility. The reaction of risk if stock returns …