We examine the effects of patient cost-sharing on adolescents' healthcare utilization and out-of-pocket medical expenditures by exploiting the healthcare reform in South Korea that lowered the coinsurance rate for inpatient care from 20% to 5% for children under 16. We apply a...

We empirically test the economic impacts of the introduction of the Korean high speed rail system, the Korea Train Express (KTX), in 2004. For analysis, we use nighttime light data from satellite observations as a proxy for local economic activity and construct a 20-year panel data set at the...