The extra value of online investor sentiment measures on forecasting stock return volatility: A large-scale longitudinal evaluation based on Chinese stock market

P Lin, S Ma, R Fildes - Expert Systems with Applications, 2024 - Elsevier
Numerous studies have purported to show that using online investor sentiment measures
can enhance the accuracy of forecasting stock return volatility. However, many of these …

Measuring financial stability in the presence of energy shocks

J Sánchez-García, R Mattera, S Cruz-Rambaud… - Energy Economics, 2024 - Elsevier
Abstract The Russia–Ukraine conflict highlighted how important energy is for the
surveillance of economies worldwide. Both war and economic sanctions inevitably affected …

Subjective–Objective Method of Maximizing the Average Variance Extracted From Sub-indicators in Composite Indicators

MP Libório, AMA Diniz, DAG Vieira, PI Ekel - Social Indicators Research, 2024 - Springer
This research presents an innovative method for constructing composite indicators: the
Subjective–objective method of maximizing extracted variance (Sommev). Sommev's hybrid …

Quantifying the economic survive across the EU using Markov probability chains

RV Ionescu, ML Zlati, VM Antohi, IO Susanu… - Technological and …, 2024 - jau.vgtu.lt
The multiple global crisis has made the economies of the world's countries, including EU's
economy, vulnerable through the downgrading of the pandemic and the subsequent …

Measuring the impact of the EU health emergency response authority on the economic sectors and the public sentiment

DF Ahelegbey, A Celani, P Cerchiello - Socio-Economic Planning Sciences, 2024 - Elsevier
We present the main findings of an extensive quantitative analysis aimed at quantifying the
correlated risk and the effects, on the most important economic sectors, of the Covid-19 …

[HTML][HTML] Does investors' sentiment influence stock market volatility? Evidence from India during pre-and post-Covid-19 periods

V Patel, S Amilan, P Vairasigamani - Journal of Investment Strategies, 2024 - risk.net
This research empirically investigates the impact of investor sentiment on equity market
volatility during periods of economic turbulence, with a focus on the Covid-19 pandemic …

Quality Enhancements in Experimental

E Catanese, M Bruno, L Valentino - New Frontiers in Textual …, 2024 - books.google.com
Istat, since October 2018, publishes an experimental daily index, ie, the Social Mood on
Economy Index (SMEI). This index is derived from real-time samples of public Italian tweets …

Quality Enhancements in Experimental Statistics: The Italian Social Mood on Economy Index

E Catanese, M Bruno, L Valentino - … on the Statistical Analysis of Textual …, 2022 - Springer
Istat, since October 2018, publishes an experimental daily index, ie, the Social Mood on
Economy Index (SMEI). This index is derived from real-time samples of public Italian tweets …

[ΑΝΑΦΟΡΑ][C] Analyzing online public opinion effect on public policy

H Hu - Baltic Journal of Law & Politics, 2022