[fre] Dans cet article, nous étudions l'impact des signaux de politique monétaire issus des réunions du Conseil de la Bundesbank et du FOMC sur la volatilité intrajournalière du taux de change Deutsche Mark-dollar (fréquence à cinq minutes). Pour ce faire, nous estimons un modèle...

In this paper, we investigate the impact of monetary policy signals stemming from the Bundesbank Council and the FOMC on the intradaily Deutsche Mark-dollar volatility (five minutes frequency). For that, we estimate an AR(1)-GARCH(1,1) model, which integrates a polynomials structure depending on...

This paper investigates the link between jumps in the exchange rate process and rumours of central bank interventions. Using the case of Japan, we analyse specifically whether jumps trigger false reports of intervention (i.e. an intervention is reported when it did not occur). Intraday jumps are...