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addition, conditional return volatility is significantly affected by lagged volatility rather than sentiment changes …
Persistent link: https://www.econbiz.de/10013123806
The ad hoc Black-Scholes (AHBS) model is one of the most widely used option valuation models among practitioners models. The main contribution of this study is methodological. We have two main results: (1) we make the empirical observation that typically the call and put sneers are discontinuous...
Persistent link: https://www.econbiz.de/10013097543
We examine the empirical relation between risk and return in emerging equity markets and find that this relation is …, but consistent with the results of studies for developed equity markets. The volatility effect appears to be growing …. Finally, we find that the volatility effect in emerging markets is only weakly related to that in developed equity markets …
Persistent link: https://www.econbiz.de/10013107005
The Capital Asset Pricing Model (CAPM) predicts a positive relation between risk and return, but empirical studies find … ‘volatility effect' that have been proposed in different streams of literature, and categorizes each explanation according to the … exogenous incentive structures or constraints, which may explain why the volatility effect has been so persistent over time. We …
Persistent link: https://www.econbiz.de/10013081327
We examine the empirical relation between risk and return in emerging equity markets and find that this relation is …, but consistent with the results of studies for developed equity markets. The volatility effect appears to be growing …. Finally, we find that the volatility effect in emerging markets is only weakly related to that in developed equity markets …
Persistent link: https://www.econbiz.de/10013083432
The Capital Asset Pricing Model (CAPM) predicts a positive relation between risk and return, but empirical studies find … ‘volatility effect' that have been proposed in different streams of literature, and categorizes each explanation according to the … exogenous incentive structures or constraints, which may explain why the volatility effect has been so persistent over time. We …
Persistent link: https://www.econbiz.de/10013072693
The paper suggests a nonlinear and multivariate time series model framework that enables the study of simultaneity in returns and in volatilities, as well as asymmetric effects arising from shocks. Using daily data 2000-2006 for the Baltic state stock exchanges and that of Moscow we find...
Persistent link: https://www.econbiz.de/10013155485
study trading quantitatives such as returns, traded volumes, volatility periodicity, and provide summary statistics of …
Persistent link: https://www.econbiz.de/10012838218
imbalances leading to changes in stock returns. Through the estimation of a structural VAR model, positive oil demand shocks are …
Persistent link: https://www.econbiz.de/10012959469
After the crisis of 2008 that affected the United States, financial analysts began to see stock markets with low confidence due to the lack of fidelity of deterministic models in general. Statistical methods, which use past information to predict the future have always been used. It is a fact...
Persistent link: https://www.econbiz.de/10012941421