Lanne, Markku; Vesalay, Timo - Department of Economics, European University Institute - 2005
We argue that a transaction tax is likely to amplify, not dampen, volatility in the foreign exchange markets. Our … trades disproportionately, leading to increased volatility. Empirical support for this prediction is found by investigating … the effect of transaction costs on the volatility of DEM/USD and JPY/USD returns. High-frequency data are used and an …