. -- High frequency data ; long memory ; volatility persistence ; structural breaks …

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 …

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 …