Stock markets have seen severe price drops over the last 20 years such as the burst of the technology bubble. The mainstream view is that exuberance inflated prices before the burst. This study applies the Schwartz-Moon fundamental valuation model to find no conclusive evidence for overvaluation...

Bitcoin, exchangeable for legal tender, and blockchain, the novel form of digital ledger technology it is based on, are often confused and conflated. We make the case that, in some respects, this conflation is justified. The price action in Bitcoin is consistent with a prototyping phase of a new...

We define a sentiment indicator based on option prices, valuation ratios and interest rates. The indicator can be interpreted as a lower bound on the expected growth in fundamentals that a rational investor would have to perceive in order to be happy to hold the market. The lower bound was...

Based on a method developed by Laybourne, Kim and Taylor (2007) for detecting multiple changes in persistence, we test for changes in persistence in the dividend-price ratio of the Nasdaq stocks. The results confirm the existence of the so-called Dotcom bubble around the last turn of the century...

We show that immediate and delayed abnormal returns following earnings announcement surprises differ across market states. Immediate abnormal returns are more sensitive to earnings surprises in down markets, while delayed abnormal returns are less sensitive; underreaction is attenuated in down...