Using tick-by-tick data of the dollar-yen and euro-dollar exchange rates recorded in the actual transaction platform, a "run" -- continuous increases or decreases in deal prices for the past several ticks -- does have some predictable information on the direction of the next price movement. Deal...

This paper examines whether short-term exchange rate expectations move "too much" by comparing them with long-term expectations. We develop a set of nonlinear restrictions linking expectations at different forecast horizons. The restrictions impose consistency, a property weaker than...

This paper investigates determinants of yen appreciation from the G5 agreement of September 1985 to the end of May, 1986. During that period, four waves of appreciation separated by calm periods are identified. For each wave and calm period, the changes in the yen/dollar exchange rate are...