Results 81 to 90 of about 312,541 (357)

The predictive power of public Twitter sentiment for forecasting cryptocurrency prices

open access: yesJournal of international financial markets, institutions, and money, 2020
Cryptocurrencies have become a very popular topic recently, primarily due to their disruptive potential and reports of unprecedented returns. In addition, academics increasingly acknowledge the predictive power of Twitter for a wide variety of events and
Olivier Kraaijeveld, J. Smedt
semanticscholar   +1 more source

From lecture hall to city council : Twitter as subordinate involvement in formal settings

open access: yes, 2013
The micro–blogging service Twitter can be used to publicly share information about events that used to be limited to a defined number of participants only.
Bündgens-Kosten, Judith   +1 more
core   +1 more source

Exploring Controversy in Twitter [PDF]

open access: yesProceedings of the 19th ACM Conference on Computer Supported Cooperative Work and Social Computing Companion, 2016
Among the topics discussed on social media, some spark more heated debate than others. For example, experience suggests that major political events, such as a vote for healthcare law in the US, would spark more debate between opposing sides than other events, such as a concert of a popular music band.
Mathioudakis, Michail   +4 more
openaire   +4 more sources

Venture Funding: Signals of Environmental Orientation and Their Interplay With Investor‐ and Country‐Level Characteristics

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Environmentally oriented ventures pursue a dual mission: to create both environmental and financial value. This dual mission adds complexity and can influence ventures' funding prospects, as investors mostly pursue financial motivations.
David Flore   +2 more
wiley   +1 more source

Improving the prediction of bitumen’s density and thermal expansion by optimizing artificial neural networks with Optuna and TensorFlow

open access: yesMethodsX
Previous work demonstrated that Random Forest Regressors (RFRs) could estimate the physical properties of bitumen using molecular descriptors derived from Molecular Dynamics (MD) simulations, thereby reducing the need for computationally intensive ...
Eli I. Assaf, Xueyan Liu, Sandra Erkens
doaj   +1 more source

Do Global Cities Enable Global Views? Using Twitter to Quantify the Level of Geographical Awareness of U.S. Cities.

open access: yesPLoS ONE, 2015
Dynamic social media content, such as Twitter messages, can be used to examine individuals' beliefs and perceptions. By analyzing Twitter messages, this study examines how Twitter users exchanged and recognized toponyms (city names) for different cities ...
Su Yeon Han   +2 more
doaj   +1 more source

The influence of Twitter on lecture engagement and discussion [PDF]

open access: yes, 2011
The research presented in this paper is driven by a desire to increase student interaction and engagement in lecture discussion. The issues relating to the use of Twitter to achieve this goal are outlined.
Tiernan, Peter
core  

From Text to Value: Measuring and Pricing Firm Climate Risk Exposure

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT We examine how the prominence and tone of climate risk disclosures affect firm value and strategic climate positioning for large European nonfinancial companies. We developed a firm‐level climate risk exposure (CRE) index that assesses climate risks within corporate narratives across four EU categories: transition risk, physical risk ...
Stefano Dell'Atti   +2 more
wiley   +1 more source

Role of Emotions in Sustainable Consumption Behaviour: A Systematic Review and Future Research Agenda

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The literature on emotions in sustainable consumption behaviour (SCB) is fragmented, making it difficult to envision the pathways to future sustainable consumption. As of now, scholars have made several attempts to understand sustainable consumption, but few have explicitly focussed on the role of emotions. Therefore, the current study aims to
Mohd Sadiq   +4 more
wiley   +1 more source

Popularidade e poder de difusão das mensagens no Twitter: o caso do anúncio das eleições espanholas em 2016

open access: yesRevista Comunicando, 2016
Com o surgimento dos social media, assistimos a uma mudança do ecossistema de comunicação política. Por isso, este estudo avalia a presença, a popularidade e a importância de diferentes atores na difusão de mensagens relativas ao anúncio da repetição de
Marisa Mourão, Rita Sá
doaj   +1 more source

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