States that have passed privacy laws restricting the ability of hospitals to disclose patient information have seen the sharing of electronic medical records suffer by more than 24 percent, according to the Management Insights feature in the current issue of Management Science, the flagship journal of the Institute for Operations Research and the Management Sciences. … "Privacy Protection and Technology Diffusion: The Case of Electronic Medical Records" is by Amalia R. Miller of the University of Virginia and Catherine Tucker of the MIT Sloan School of Management.