Purpose: The purpose of this paper is to examine the impact of common ownership on corporate innovation, including innovation input, innovation output and postgrant patents. Design/methodology/approach: This paper uses the ordinary least square model and the difference-in-differences technique...

Purpose: The purpose of this paper is to examine the impact of post-trade transparency on price efficiency and price discovery. Design/methodology/approach: The authors use an exogeneous change in market transparency in the Taiwan Stock Exchange that mandates the disclosure of unexecuted orders...