Wang, Tao; Yang, Jian; Wu, Jingtao - In: Journal of Futures Markets 26 (2006) 10, pp. 959-995
This article examines effects of monetary policy surprises on returns, volatilities, trading volumes, and bid–ask spread of two equity ETFs, the S&P 500 SPY fund and the S&P 400 MDY fund. The policy surprises are measured by both surprises in the federal funds rate target changes and surprises...