When innovation is cumulative, patent protection on early inventions can generate holdup problems if later complementary patents are owned by different firms. Consistent with the property rights literature, we show that shareholder ownership overlap across firms with patent complementarities...

This paper studies the real effect of a major RegTech event - the staggered implementation of the SEC's EDGAR system in 1993-1996. This event represents an exogenous shock to corporate information dissemination technologies, which leads to a considerable reduction in information acquisition...