Market impacts of Japanese macroeconomic announcements within minutes on the dollar/yen foreign exchange are analyzed. High-frequency data collected from the actual trading platform, EBS, are used. First, impacts on returns are analyzed. Macroeconomic statistics releases that consistently had...

This paper explores an econometric estimation technique for dynamic linear models. The method combines the analytics of moving average solutions to dynamic models together with computational advantages of the Whittle likelihood. A hypothesis of interest to international and financial economists...

This paper investigates empirically how returns and volatilities correlated between Tokyo and New York stock indices (Nikkei 225 and s&p500). First, intradaily data are used, so that daytime and overnight returns are defined for both markets. Tokyo daytime hours overlap with New York overnight...