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...

In February 2009 the U.S. Congress unexpectedly passed the Health Information Technology for Economic and Clinical Health Act (HITECH). HITECH provides up to $27 billion to promote adoption and appropriate use of Electronic Medical Records (EMR) by hospitals. We measure the extent to which...

This paper presents the first systematic theoretical and empirical study of high-low agreements in civil litigation. A high-low agreement is a private contract that, if signed by litigants before the conclusion of a trial, constrains any plaintiff recovery to a specified range. Whereas existing...

Prior studies find that the growth of managed care through the early 1990s introduced a strong positive relationship between price and concentration in hospital markets. We hypothesize that the relaxation of constraints on consumer choice in response to a "managed care backlash" has diminished...

We test empirically for network effects and preannouncement effects in the DVD market. We do this by measuring the effect of potential (incompatible) competition on a network undergoing growth. We find that there are network effects. The data are generally consistent with the hypothesis that the...