National Science Foundation / US Federal Reserve / Bank of Korea / Purdue University / /
Person
Chong Xiang / David Hummels / / /
Position
Author / difference Author / editor / model of quality differentiation / cost producer for the corresponding quality segment / Hunter / author for internal non-commercial research / http /
Product
L1 / t-stat / /
ProvinceOrState
Texas / Wisconsin / Indiana / Oregon / /
PublishedMedium
Elsevier / /
Region
South Korea / /
Technology
identical technology / Southern technology / production technologies / identical production technologies / Northern technology / pdf / using an identical technology / /