In this paper, we generalize Bernard and Thomas' (1990) "delayed response" hypothesis as an explanation of post-earnings-announcement drifts. By applying a modified version of Beveridge and Nelson's technique of decomposing a time-series process of earnings into permanent and temporary...

This paper investigates how technical trading systems exploit the momentum and reversal effects in the S&P 500 spot and futures market. The former is exploited by trend-following models, while the latter by contrarian models. In total, the performance of 2580 widely used models is analyzed. When...