Purpose: This paper aims to deal with the issue of shareholder activism of private equity investors in public companies. The study identifies characteristics of target firms and investors related to the likelihood of private equity activism. The research also examines whether shareholder...

Purpose: The purpose of this study is to compare five data-driven-based ML techniques to predict the time series data of Bitcoin returns, namely, alternating model tree, random forest (RF), multiple linear regression, multi-layer perceptron regression and M5 Tree algorithms....

Purpose: When investors experience extreme uncertainty, they seek “safe havens” to reduce their risk, to limit their losses and to protect the value of their portfolios. The purpose of this paper is to examine the safe-haven properties of Bitcoin compared to the stock market....

Purpose: This paper aims to explore netizen’s opinions on cryptocurrency under the lens of emotion theory and lexicon sentiments analysis via machine learning. Design/methodology/approach: An automated Web-scrapping via RStudio is performed to collect the data of 15,000 tweets on...

Purpose: Cryptocurrencies such as Bitcoin (BTC) attracted a lot of attention in recent months due to their unprecedented price fluctuations. This paper aims to propose a new method for predicting the direction of BTC price using linear discriminant analysis (LDA) together with sentiment...

Purpose: The linkages between credit allocation and productivity have particular relevance in Portugal. This study aims to investigate whether credit extended by the Portuguese banking system has been allocated to the most productive firms within each sector. Design/methodology/approach: With a...

Purpose: The purpose of this study is to investigate safe-haven properties of environmental, social and governance (ESG) stocks in global and emerging ESG stock markets during the times of COVID-19 so that portfolio managers and equity market investors could decide to use ESG stocks in their...

Purpose: This study aims to investigate which stock characteristics and corporate governance variables affect stock price overreaction and volatility during the COVID-19 pandemic period. Design/methodology/approach: A set of stock characteristics and corporate governance variables which may...

Purpose: The purpose of this paper is to deal with methodological issues in the Index of Economic Freedom (IEF) building by using principal components analysis (PCA) and benefit of the doubt (BOD) methods to generate component- and country-specific weights in computing the scores....