Showing 1 - 10 of 2,715
Persistent link: https://www.econbiz.de/10012006222
The author analyzes the statistics of words and phrases related to financial market trading practices in millions of volumes from Google's book collection and available at Google Ngram Viewer. In recent almost 30 years, as the analyzed data shows, the scholars and practitioners' interest in the...
Persistent link: https://www.econbiz.de/10013251564
High idiosyncratic volatility (IV) stocks follow predictable return pattern after exhibiting large ex ante returns: a period of underreaction and low returns is superseded by persistent high returns. This pattern is robust and economically significant: it may be interpreted as informationally...
Persistent link: https://www.econbiz.de/10012932727
The role of public sentiment in stock market volatility has recently become increasingly relevant. Twitter, in theory, offers an inexpensive way to measure real-time public sentiment. We take advantage of a natural experiment to assess the potential improvement that social media adds to forecast...
Persistent link: https://www.econbiz.de/10013241433
This paper examines the distributional properties of cryptocurrency realized variation measures (RVM) and the predictability of RVM on future returns. We show the cryptocurrency volatility persistence and the importance of the asymmetry on volatility forecasting. Signed jumps variations...
Persistent link: https://www.econbiz.de/10013214000
Variance after-effect is a perceptual bias in the dynamic assessment of variance. Experimental evidence shows that perceived variance is decreased after prolonged exposure to high variance and increased after exposure to low variance. We introduce this effect in an otherwise standard financial...
Persistent link: https://www.econbiz.de/10012487731
Volatility is an important component of asset pricing; an increase in volatility on markets can trigger changes in the risk distribution of financial assets. In conventional financial theory, investors are considered to be rational and any changes in relevant risk are assumed to be a result of...
Persistent link: https://www.econbiz.de/10012023919
We study the equilibrium implications on asset prices of institutions' trading with sentiment-driven retail investors. In the model, both the benchmarking concerns of institutions and the (irrational) optimism of retail investors boost the aggregate demand for a stock. We show that the ensuing...
Persistent link: https://www.econbiz.de/10014235866
This paper explores how speculators can destabilize financial markets by amplifying negative shocks. During periods of turmoil created by an uncertainty shock, speculators react to declining asset prices by liquidating their holdings in hopes of buying them back later at a gain, despite the...
Persistent link: https://www.econbiz.de/10013007006
I consider a consumption based asset pricing model where the consumer does not know if shocks to dividends are stationary (temporary) or non-stationary (permanent). The agent uses a Bayesian learning algorithm with a bias towards recent observations to assign probability to each process. While...
Persistent link: https://www.econbiz.de/10013054127