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Analyzing the relationship between differentiated online sentiment and company-specific stock prices
(2015)
PRACTITIONERS AND RESEARCHERS ALIKE INCREASINGLY USE SOCIAL MEDIA MESSAGES AS AN ADDITIONAL SOURCE OF INFORMATION WHEN DEALING WITH STOCKS. BASED ON EMOTION THEORY AND AN ESTABLISHED SENTIMENT LEXICON, WE DEVELOP AND APPLY AN OPEN SOURCE DICTIONARY FOR THE ANALYSIS OF SEVEN DIFFERENT EMOTIONS IN 5.5 MILLION TWITTER MESSAGES ON 33 S&P 100 COMPANIES. WE FIND VARYING EXPLANATORY POWER OF DIFFERENT EMOTIONS (ESP. HAPPINESS, AND DEPRESSION) FOR COMPANY-SPECIFIC STOCK PRICE MOVEMENTS OVER A PERIOD OF THREE MONTHS.
DIGITAL TRANSFORMATION COUPLED WITH THE SIMPLIFIED AVAILABILITY OF DATA BRINGS ARTIFICIAL INTELLIGENCE (AI) CLOSER TO COMMERCIAL USE. FOR THE DATADRIVEN FINANCIAL INDUSTRY, AI IS OF INTENSIVE INTEREST WITHIN PILOT PROJECTS. STILL, FEW AI APPLICATIONS HAVE BEEN IMPLEMENTED SO FAR. THIS STUDY ANALYZES DRIVERS AND INHIBITORS OF A SUCCESSFUL AI ADOPTION IN THE FINANCIAL INDUSTRY BASED ON PANEL DATA COMPRISING 22 SEMI-STRUCTURED INTERVIEWS WITH EXPERTS OF AI IN FINANCE, INCLUDING INTERVIEWEES FROM LEADING SOFTWARE PROVIDERS SUCH AS SAP, IBM, SALESFORCE, AND MICROSOFT. FOR APPLYING AI SUCCESSFULLY, THE GUIDELINES REVEAL SEVERAL DATA CONDITIONS, AI-SPECIFIC ROLE MODELS, AND OVERCOMING MORAL CONCERNS AS CRUCIAL BEFORE TRAINED ALGORITHMS WILL HAVE REACHED A QUALITY LEVEL TO OPERATE WITHOUT HUMAN INTERVENTION.
Contribution of awareness information in virtual communities – the case of a financial institution
(2012)
IN DISTRIBUTED WORK ENVIRONMENTS, IT IS A CHALLENGING ISSUE FOR ORGANIZATIONS TO SUPPORT THEIR EMPLOYEES IN STAYING AWARE OF ALL IMPORTANT DEVELOPMENTS IN THEIR WORK ENVIRONMENT. ACCORDINGLY, IN THIS STUDY WE DEVELOP AND EMPICALLY TEST A CONCEPTUAL MODEL TO ENHANCE OUR UNDERSTANDING OF THE INDIVIDUALS’ CONTRIBUTION BEHAVIOR OF AWARENESS INFORMATION. WE PROVIDE GUIDANCE FOR THE DESIGN AND EVALUATION OF INFORMATION SYSTEMS TO SUPPORT THE CREATION OF SITUATION AWARENESS.
IN RECENT YEARS, ELECTRONIC COMMUNICATION EXPERIENCED SIGNIFICANT IMPROVEMENTS THROUGH NEW WEB 2.0 SOLUTIONS. HEREBY, NEW ELECTRONIC COMMUNICATION SYSTEMS OPENED COMPLETELY NEW POSSIBILITIES FOR COMMUNICATION. HOWEVER, NEW RISKS (E.G., INFORMATION OVERLOAD) EMERGED AS WELL. THIS ARTICLE PRESENTS AN EMPIRICAL INVESTIGATION ON THE USE OF ELECTRONIC COMMUNICATION SYSTEMS FOR INFORMATION SHARING AND ON THE INFLUENCE ON EMPLOYEES’ PERFORMANCE.
FINANCIAL SERVICES PROVIDERS ARE EXPOSED TO DIFFERENT SOURCES OF INSTITUTIONAL PRESSURE ARISING FROM THE INTENSE COMPETITION AND REGULATION IN THE BANKING SECTOR. AGAINST THIS BACKGROUND, THIS ARTICLE ANALYZES THE DETERMINANTS OF GRID ASSIMILATION AND THE ROLE OF INSTITUTIONAL PRESSURE IN THE GRID ASSIMILATION PROCESS.
DIGITIZATION CHALLENGES COMPANIES TO ACCELERATE THEIR INNOVATION CYCLES TO STAY COMPETITIVE. THIS RESEARCH INVESTIGATES HOW IT KNOWLEDGE ESTABLISHED ON DIFFERENT HIERARCHICAL LEVELS LEADS TO ORGANIZATIONAL INNOVATIVENESS. DIFFERENTIATING BETWEEN STRATEGICALLY MORE AND LESS DIGITIZED ORGANIZATIONS, THE RESULTS REVEAL: ORGANIZATIONAL INNOVATIVENESS IS SIGNIFICANTLY HIGHER INFLUENCED BY THE IT KNOWLEDGE OF BUSINESS EMPLOYEES IN ORGANIZATIONS GIVING THE DIGITAL BUSINESS STRATEGY HIGH IMPORTANCE, WHEREAS THE MANAGEMENT’S ROLE DECREASES. WE FURTHER DEDUCE THE CIO’S POSITIVE ROLE FOR IT-ENABLED BUSINESS INNOVATION IN KNOWLEDGE-INTENSIVE INDUSTRIES, SUCH AS THE FINANCIAL SERVICES SECTOR.
EXTANT STRATEGY CONCEPTS ARE CHALLENGED DUE TO THE ONGOING DIGITIZATION, WHICH FUNDAMENTALLY CHANGES CONDITIONS FOR ALL MARKET PARTICIPANTS. THIS RESEARCH COMPARES THE CONCEPT OF IT ALIGNMENT WITH THE RECENTLY INTRODUCED “DIGITAL BUSINESS STRATEGY” (DBS), WHICH DESCRIBES A CROSS-FUNCTIONAL AND AGILE FUSION OF BUSINESS AND IT STRATEGY. THE RESULTS REVEAL A TOTAL ABSENCE OF A DIRECT INFLUENCE OF IT LEADERS (CIOS) ON DBS, WHEREAS A HIGH IMPACT ON IT ALIGNMENT IS STILL GIVEN. BUSINESS LEADERS IN TURN IMPACT MORE ON DBS.
ORGANIZATIONAL MINDFULNESS (OM) SUPPORTS THE MANAGEMENT AND EMPLOYEES WORKING IN THE INCREASINGLY DYNAMIC WORK ENVIRONMENTS DRIVEN BY CLOUD COMPUTING OR MOBILE DEVICES. SPECIFICALLY, IN MINDFUL ORGANIZATIONS, SUCH AS FINANCIAL INSTITUTIONS, RELIABLE OUTCOMES ARISE FROM OM IN THE FACE OF COMPLEX INFORMATION SYSTEMS. HOWEVER, EXTANT IS RESEARCH HAS DISREGARDED THE MULTILEVEL STRUCTURE OF MINDFULNESS, ESPECIALLY THEIMPORTANCE OF MINDFUL ORGANIZING (MO) ON LOWER HIERARCHICAL LEVELS. BASED ON DATA FROM 256 USERS OF AN ORGANIZATION WIDE CLOUD-BASED DESKTOP-AS-A-SERVICE SYSTEM, WE FOUND A SIGNIFICANTLY POSITIVE INFLUENCE OF THE COMBINATION OF OM AND MO AS WELL AS DIFFERENTIAL EFFECTS FOR BOTH ON JOB PERFORMANCE.
COMPANIES USE SOCIAL MEDIA IN GENERAL AND MICROBLOGGING IN PARTICULAR FOR DIFFERENT PURPOSES, SUCH AS REPUTATION MANAGEMENT. WE EMPIRICALLY IDENTIFY DIFFERENT SOCIAL MEDIA ACTIVITIES IN TERMS OF SOCIAL MEDIA MANAGEMENT STRATEGIES, ACCOUNT TYPES, AND COMMUNICATIVE APPROACHES. BY ANALYZING A DATA SET OF OVER FIVE MILLION TWITTER MESSAGES, WE FIND POSITIVE EFFECTS OF SOCIAL MEDIA MANAGEMENT TOOLS, BROADCASTING ACCOUNTS, AND CONVERSATIONAL COMMUNICATION ON THE CORPORATE PUBLIC PERCEPTION.