Digital transformation and internal audit quality and efficiency: dual pathways through human capital and financial channels

Purpose This study examines the impact of digital transformation on the quality and efficiency of internal audit, and uncovers the underlying mechanisms. Design/methodology/approach Using data from Chinese A-share listed companies spanning 2012 to 2023, we empirically investigate the impact of digital transformation on internal audit. Findings The results demonstrate that digital transformation enhances both the quality and efficiency of internal audits; Mechanism analysis reveals that digital transformation affects internal audit through two pathways: human capital and financial channels; The impact is more pronounced in the diversified enterprises and those with low transparency. Originality/value This study's results will enrich the relevant studies on the influencing factors of corporate internal audit quality and efficiency, and provide useful references for enterprises to improve the level of internal audit.