Beine, Michel; Lahaye, Jérôme; Laurent, Sébastien; … - In: International Journal of Finance & Economics 12 (2007) 2, pp. 201-223
We analyse the relationship between interventions and volatility at daily and intra-daily frequencies for the two major exchange rate markets. Using recent econometric methods to estimate realized volatility, we employ bi-power variation to decompose this volatility into a continuously varying...