Figure 5
The horizontal axis is labeled from left to right as follows: “Communication and Media,” “P R and Strategic Communication,” “Business Communication,” “Linguistics,” “Accounting and Auditing,” “Finance and Financial Markets,” “Economics,” “General Management and Strategy,” “Corporate Governance and Responsibility,” “Innovation and Entrepreneurship,” “Information Technology,” “Space and Physics,” “Medicine and Health,” “Psychology,” “Biology and Chemistry,” and “Other.” The markings “Communication and Media,” “P R and Strategic Communication,” “Business Communication,” and “Linguistics” are grouped under the heading “Communication and Language.” The markings “Accounting and Auditing,” “Finance and Financial Markets,” and “Economics” are grouped under the heading “Accounting and Finance.” The markings “General Management and Strategy,” “Corporate Governance and Responsibility,” and “Innovation and Entrepreneurship” are grouped under the heading “Business and Management.” The headings “Information Technology,” “Space and Physics,” and “Medicine and Health” are grouped under the heading “It and Engineering.” The headings “Medicine and Health,” “Psychology,” and “Biology and Chemistry” are grouped under “Life Science.” The vertical axis is labeled “Most Frequent Keywords,” and the markings from top to bottom are as follows: “Investor Relations (n equals 180),” “Financial Communication (n equals 72),” “Corporate Governance (n equals 33),” “Disclosure (n equals 23),” “Communication (n equals 15),” “Internet (n equals 15),” “Corporate Communication (n equals 14),” “Investors (n equals 14),” “Public Relations (n equals 14),” “Financial Information (n equals 11),” “Financial Reporting (n equals 11),” “Institutional Investors (n equals 11),” and “Voluntary Disclosure (n equals 11).” A color gradient titled “Counts” ranges from light to dark brown in the range of 1 to 32. The data points in the graph are marked as shaded blocks with the color intensity varying. The data entries are as follows: Communication and Media: investor relations (n equals 180): 8 count; financial communication (n equals 72): 16 count; corporate governance (n equals 33): 2 count; disclosure (n equals 23): 0 count; communication (n equals 15): 2 count; internet (n equals 15): 2 count; corporate communication (n equals 14): 1 count; investors (n equals 14): 0 count; public relations (n equals 14): 2 count; financial information (n equals 11): 3 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 1 count. P R and Strategic Communication: investor relations (n equals 180): 32 count; financial communication (n equals 72): 14 count; corporate governance (n equals 33): 2 count; disclosure (n equals 23): 1 count; communication (n equals 15): 2 count; internet (n equals 15): 1 count; corporate communication (n equals 14): 16 count; investors (n equals 14): 8 count; public relations (n equals 14): 16 count; financial information (n equals 11): 4 count; financial reporting (n equals 11): 3 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 0 count. Business Communication: investor relations (n equals 180): 4 count; financial communication (n equals 72): 8 count; corporate governance (n equals 33): 1 count; disclosure (n equals 23): 0 count; communication (n equals 15): 1 count; internet (n equals 15): 0 count; corporate communication (n equals 14): 1 count; investors (n equals 14): 1 count; public relations (n equals 14): 1 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 0 count. Linguistics: investor relations (n equals 180): 4 count; financial communication (n equals 72): 16 count; corporate governance (n equals 33): 0 count; disclosure (n equals 23): 0 count; communication (n equals 15): 1 count; internet (n equals 15): 0 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 0 count; public relations (n equals 14): 1 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 0 count. Accounting and Auditing: investor relations (n equals 180): 32 count; financial communication (n equals 72): 8 count; corporate governance (n equals 33): 3 count; disclosure (n equals 23): 16 count; communication (n equals 15): 2 count; internet (n equals 15): 1 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 2 count; public relations (n equals 14): 0 count; financial information (n equals 11): 1 count; financial reporting (n equals 11): 4 count; institutional investors (n equals 11): 2 count; voluntary disclosure (n equals 11): 4 count. Finance and Financial Markets: investor relations (n equals 180): 32 count; financial communication (n equals 72): 3 count; corporate governance (n equals 33): 4 count; disclosure (n equals 23): 2 count; communication (n equals 15): 1 count; internet (n equals 15): 0 count; corporate communication (n equals 14): 1 count; investors (n equals 14): 0 count; public relations (n equals 14): 0 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 14 count; voluntary disclosure (n equals 11): 2 count. Economics: investor relations (n equals 180): 14 count; financial communication (n equals 72): 4 count; corporate governance (n equals 33): 2 count; disclosure (n equals 23): 1 count; communication (n equals 15): 1 count; internet (n equals 15): 2 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 0 count; public relations (n equals 14): 0 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 1 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 1 count. General Management and Strategy: investor relations (n equals 180): 32 count; financial communication (n equals 72): 4 count; corporate governance (n equals 33): 14 count; disclosure (n equals 23): 2 count; communication (n equals 15): 2 count; internet (n equals 15): 2 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 1 count; public relations (n equals 14): 2 count; financial information (n equals 11): 1 count; financial reporting (n equals 11): 2 count; institutional investors (n equals 11): 1 count; voluntary disclosure (n equals 11): 3 count. Corporate Governance and Responsibility: investor relations (n equals 180): 8 count; financial communication (n equals 72): 2 count; corporate governance (n equals 33): 4 count; disclosure (n equals 23): 3 count; communication (n equals 15): 0 count; internet (n equals 15): 2 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 2 count; public relations (n equals 14): 0 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 1 count; voluntary disclosure (n equals 11): 2 count. Innovation and Entrepreneurship: investor relations (n equals 180): 16 count; financial communication (n equals 72): 4 count; corporate governance (n equals 33): 14 count; disclosure (n equals 23): 4 count; communication (n equals 15): 1 count; internet (n equals 15): 3 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 0 count; public relations (n equals 14): 0 count; financial information (n equals 11): 1 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 0 count. Information Technology: investor relations (n equals 180): 8 count; financial communication (n equals 72): 14 count; corporate governance (n equals 33): 4 count; disclosure (n equals 23): 1 count; communication (n equals 15): 0 count; internet (n equals 15): 2 count; corporate communication (n equals 14): 1 count; investors (n equals 14): 1 count; public relations (n equals 14): 0 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 1 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 0 count. Space and Physics: investor relations (n equals 180): 0 count; financial communication (n equals 72): 1 count; corporate governance (n equals 33): 0 count; disclosure (n equals 23): 0 count; communication (n equals 15): 0 count; internet (n equals 15): 0 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 0 count; public relations (n equals 14): 0 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 0 count. Medicine and Health: investor relations (n equals 180): 6 count; financial communication (n equals 72): 0 count; corporate governance (n equals 33): 0 count; disclosure (n equals 23): 0 count; communication (n equals 15): 1 count; internet (n equals 15): 0 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 0 count; public relations (n equals 14): 0 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 0 count. Psychology: investor relations (n equals 180): 0 count; financial communication (n equals 72): 2 count; corporate governance (n equals 33): 0 count; disclosure (n equals 23): 0 count; communication (n equals 15): 0 count; internet (n equals 15): 0 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 0 count; public relations (n equals 14): 0 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 0 count. Biology and Chemistry: investor relations (n equals 180): 1 count; financial communication (n equals 72): 0 count; corporate governance (n equals 33): 0 count; disclosure (n equals 23): 0 count; communication (n equals 15): 0 count; internet (n equals 15): 0 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 0 count; public relations (n equals 14): 0 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 0 count. Other: investor relations (n equals 180): 0 count; financial communication (n equals 72): 2 count; corporate governance (n equals 33): 0 count; disclosure (n equals 23): 0 count; communication (n equals 15): 1 count; internet (n equals 15): 0 count; corporate communication (n equals 14): 0 count; investors (n equals 14): 0 count; public relations (n equals 14): 0 count; financial information (n equals 11): 0 count; financial reporting (n equals 11): 0 count; institutional investors (n equals 11): 0 count; voluntary disclosure (n equals 11): 0 count. Note: All numerical data values are approximated.Most frequent keywords. Note: The heatmap shows the distribution of the most frequent keywords (rows) across the main and sub-categories (columns). The cell color intensity indicates the number of publications per sub-category containing the respective keyword. Source: Author’s own work