This research represents the union of two main studies: the first one focused on the analysis of the CAPE Ratio, also known as the Cyclically Adjusted Price-Earnings ratio, a valuation measure introduced by the Nobel Prize Robert Shiller, and the second one focused on the predictability of the...

In most sectors, technological progress boosts efficiency. But financial technology and the associated data-intensive trading strategies have been blamed for market inefficiency. A key cause for concern is that better technology might induce traders to extract other's information from order flow...

I construct a novel measure of differences of opinion based on investor holdings data which isolates the type of disagreement that is theoretically predicted to affect prices when assets are bundled or unbundled. Empirically, using the setting of corporate spin-offs, I show that differences of...

The value of technical analysis (TA) has been debated for decades; however, limited evidence exists on the profitability of investment recommendations issued by technical analysts. These ‘chartists' sometimes claim that TA is an art rather than a science. We evaluated more than 5000 TA-based...

This paper investigates the importance of speed for technical trading rule performance for three highly liquid ETFs listed on NASDAQ over the period January 6, 2009 up to September 30, 2009. In addition we examine the characteristics of market activity over the day and within subperiods...

This paper tests the validity of Present Value (PV) models of stock prices by employing a two-step strategy for testing the null hypothesis of no cointegration against alternatives which are fractionally cointegrated. Monte Carlo simulations are conducted to evaluate the power and size...