Estimates of the impact of Certificate of Need laws on medical care have been inconsistent, possibly because not all CON laws apply to all services. Using an original dataset identifying imaging-related CON laws, we estimate the effects of CON on CT and MRI, using regression discontinuities at...

Recent data show wide disparity between Japan and the United States in the effectiveness of their health care systems. Japan spends close to the lowest percentage of its gross domestic product on health care among OECD countries, the United States spends the highest, yet life expectancies in...