We examine the relationship between the adoption of EMR and hospital operating costs. We first identify a puzzle that has been seen in prior studies: Adoption of EMR is associated with a slight cost increase. We draw on the literature on IT and productivity to demonstrate that the average effect...

We examine the heterogeneous relationship between the adoption of EMR and hospital operating costs at thousands of US hospitals between 1996 and 2009. We first document a previously-identified puzzle: Adoption of EMR is associated with a slight cost increase. Drawing on the literature on IT and...

How did the diffusion of the internet affect regional wage inequality? We examine the relationship between business investment in advanced internet technology and local variation in US wage growth between 1995 and 2000. We identify a puzzle. The internet is widespread, but the economic payoffs...