In this article we reexamine the profitability of technical analysis using White`s reality check and Hansen`s SPA test that correct the data snooping bias. Compared to previous studies, we study a more complete quot;universequot; of trading techniques, including not only simple rules but also...

In this study, we propose a Stepwise SPA Test which is powerful in searching for predictive models or profitable investment targets with appropriate family-wise error control. Our testing method, built on White's Reality Check (2000), Hansen's SPA test (2005), and Romano and Wolf's stepwise...

This paper establishes a strong relation between technology competition and corporate bankruptcy. Using detailed firm-level patent data we show that: 1) the capability of firms to innovate predicts future bankruptcies better than the typical measures such as Z-score and credit rating, 2)...

In an economy with time-varying investment opportunities, the changes in technology prospects affect aggregate consumption and individual firms' future dividends, and may lead to systematic risk. We construct a technology factor to track the changes in technology prospects measured by U.S....