This study investigates the effects of oil price shocks on volatility of selected agricultural and metal commodities … functions, the response of volatility of each commodity to an oil price shock differs significantly depending on the underlying …

, supply, trends in trade, traditional and emerging end-uses, competing products, cultivation and production in order to enable …, the study strikes a note of caution on account of the volatility in petroleum prices. If the recent decline in global …

This study investigates the price volatility of metals, using the GARCH and GJR models. First we examine the … persistence of volatility and the leverage effect across metal markets taking into account the presence of outliers, and second we … estimate the effects of oil price shocks on the price volatility of metals, allowing for the asymmetric responses. We use daily …