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Growth and value are popular terms in the lexicon of finance. For many years, scholars and investment professionals … have claimed that value strategies outperform the growth ones, even in major market declines. However, since the early 2010 …'s, this seems to no longer hold, as growth strategies consistently generate superior returns. With declaration of Covid …
Persistent link: https://www.econbiz.de/10014440923
(IPOs). More specifically, we examine whether there are differences between the performance of value and growth stock IPOs … in the Finnish stock market. Our results indicate that growth stock IPOs are slightly more underpriced and have …
Persistent link: https://www.econbiz.de/10011043140
dependencies and frame semantic parses into graphs. Feature engineering is folded into the learning through convolution graph … kernel learning to explore different extents of the graph. A high-dimensional space of features includes individual nodes to …
Persistent link: https://www.econbiz.de/10012842479
Machine learning is an increasingly important and controversial topic in quantitative finance. A lively debate persists … as to whether machine learning techniques can be practical investment tools. Although machine learning algorithms can … a simple example of how investors can use machine learning techniques to forecast the cross-section of stock returns …
Persistent link: https://www.econbiz.de/10012893316
I analyze a model with heterogeneous investors who have incorrect beliefs about fundamentals. Investors think that they are right at first, but over time realize that they are wrong. The speed of the realization depends on investor confidence in own beliefs and arrival of new information. The...
Persistent link: https://www.econbiz.de/10011267843
We develop an innovative deep neural network (DNN) supervised learning approach to extracting insightful topic …
Persistent link: https://www.econbiz.de/10012913263
We investigate the use of machine learning techniques into building statistically stable systematic allocation … estimator of the covariance matrix, or a variant of Mean Variance framework but an application of Machine Learning techniques to ….Recent advances in Neural Network, Deep Learning and Machine Learning allows a more efficient modeling of the no-linear statistical …
Persistent link: https://www.econbiz.de/10012983407
information and investment choice, we estimate a learning index that reflects the expected benefits of learning about an asset …. High learning index stocks have lower future returns and risk compared to low learning index stocks. Analysis of a … information environment surrounding earnings announcements reinforce our interpretation of the learning index. Our findings …
Persistent link: https://www.econbiz.de/10014355075
Speeding up the exchange does not necessarily improve liquidity. The price quotes of high-frequency market makers are more likely to meet speculative high-frequency "bandits", thus less likely to meet liquidity traders. The bid-ask spread is raised in response. The recursive dynamic model...
Persistent link: https://www.econbiz.de/10010384388
We study how short-term informational advantages can be monetized in a high-frequency setting, when large inventories are explicitly penalized. We find that if most of the additional information is revealed regardless of the high-frequency traders' actions, then fast inventory management allows...
Persistent link: https://www.econbiz.de/10011412266