estimated prices of these drug undergoing LOE fall with generic entry. Second, we estimate reduced form random effects models of … utilization subsequent to LOE. We observe substantial price erosion after generic entry; average monthly price declines appear to … entry, but this result appears to be largely driven by oral drugs. We discuss second-best welfare consequences of these …

comment on very recent developments concerning the entry of large retailers such as Wal-Mart into domains traditionally …

following initial generic entry and by 24 months to 65, in 2009 the comparable generic price indexes are 68 and 27, respectively … patent has expired. Across all nine therapeutic areas, at 24 months post-generic entry, the weighted mean reduction in …

low fixed costs and minimal entry barriers, both media-specific scale and scope economies are available and can be …

entry and exit behavior. We develop theoretical predictions based on the model of Lakdawalla and Philipson, in which for … using data for all U.S. hospitals from 1984 through 2000. Examining annual and regional entry and exit rates, for …-profit hospitals consistently have higher entry and exit rates than not-for-profits. Econometric modeling of entry and exit rates …