“…Finally, it is possible that other activities may also strive staff to rationalize their working time, so future research should deeply scrutiny other key activities. For example, human capital activities may be one of the other activities that may also strive staff rationalize their working time, because human capital activities also consume staff many resources to realize knowledge skills (Wang et al, 2019 ; Hu and Yao, 2021 ; Shen et al, 2021 ), such as the education training and obtaining an advanced degree.…”