“…One is using R&D input as a dependent variable to study the relationship between personal internal factors of senior management (such as age, education, gender) [5], external environmental factors of senior management (such as duration, ownership structure of enterprises, R&D funding source), Founder CEOs [2], corporate government [6], Entrepreneurial orientation [7] and R&D input. The other path is using R&D input as an independent variable and focusing on the relationship between R&D input and company performance [8,9], the relationship between R&D input and stock price crash risk [10], the relationship between R&D input and productivity growth [11], and the relationship between R&D input and energy consumption [12].…”