between the theory on scapegoats and its empirical implementation. This new testing method consists of a number of steps …

the pricing of European-style foreign currency options and for the volatility strike structure implicit in these contracts … is devoloped. The curvature of the volatility strike structure is explained by focusing attention on the expected … characteristic convex shape of volatility strike structures documented in the empirical literature. A volatility-based test for …

period to alter either the level or the volatility of the $/DM spot rate is examined. Volatility quotes implicit in foreign …

Heteroscedasticity) volatility dynamics. DCS models are robust to extreme observations, whereas standard financial time series models are … observations, stochastic seasonality with dynamic amplitude, and volatility dynamics. These seasonality dynamics of the GTQ/USD are …

This paper examines co-movements and volatility spillovers in the returns of the euro, the British pound, the Swiss … significant co-movements and volatility spillovers across the four exchange returns, but their extend is, on average, lower in the … latter period. Return co-movements and volatility spillovers show large variability though, and are positively associated …

This paper investigates possible drivers of volatility in the South African rand since the onset of the global … financial crisis. We assess the role played by local and international economic surprises, commodity price volatility, global … market risk perceptions, and local political uncertainty. As a measure of rand volatility, the study uses a market …