Social and Behavioral Sciences Commons^™

Twitter Sentiment Analysis: Applications In Healthcare And Finance, Jiali Wang

Dissertations

This research explores the influence of Twitter sentiment on healthcare and finance industries. It assesses how Twitter sentiment and culture measure influence COVID-19 statistics, and it investigates the impact of Twitter sentiment on S&P 1500 stock mispricing. Furthermore, it examines how tweet sentiment predicts major industry returns.

The first part examines how Hofstede’s Culture Dimensions (HCD) and Twitter economic uncertainty index (TEU) relate to COVID-19 infection rate and death rate. The results show certain aspects in HCD, such as power distance index (PDI) and masculinity (MAS) both are negatively and significantly associated with the infection rate, while indulgence (IVR) and …

Examining Media Dependency And Parasocial Relationship On Protective Action Behaviors During Covid-19, Amy Hyman

Dissertations

The COVID-19 pandemic illuminated the significant role that mass media plays in disseminating messages to the public during disasters and public health crises. Information disseminated during a disaster influences individuals’ decision-making process regarding protective actions, or mitigation behaviors. This study examined the relationship between media dependency theory, parasocial relationship, and media effects (cognitive, affective and behavioral) during the COVID-19 pandemic. A quantitative approach was used with a convenience sample. The sample focused on residents in the state of Arkansas and specific generational cohorts. The results found that the generational cohorts had different media preferences during the height of …