We empirically estimate the effect of competition on vendor patching of software defects by exploiting variation in number of vendors that share a common flaw or common vulnerabilities. We distinguish between two effects: the direct competition effect when vendors in the same market share a...

The Internet provides copyright holders with new sales and promotional channels for their content, while also providing consumers with new opportunities to illegally obtain free copies of this content. Unfortunately, disentangling these two effects is extremely difficult. In this paper we...