Healthcare utilization varies widely between regions. Yet, the causes of regional variation are still not well understood, and they can also differ between countries and institutional settings. We exploit patient migration to examine which share of regional variation in ambulatory care use in...

Does higher medical spending improve quality of care? We estimate the effect of changes in regulated reimbursement prices for hospitals on multiple dimensions of hospital quality, including mortality outcomes, surgical complications, process quality, and patient satisfaction. We exploit an...