Media type: E-Article Title: Can China's pilot free trade zone improve trade efficiency? Contributor: Wang, Lianghu [Author]; Shao, Jun [Author] Published: 2022 Published in: Journal of international commerce, economics and policy ; 13(2022), 2 vom: Juni, Artikel-ID 2250006, Seite 1-20 Language: English DOI: 10.1142/S1793993322500065 Identifier: Keywords: Pilot free trade zone ; PSM-DID ; stochastic frontier gravity model ; trade cost ; trade efficiency ; Aufsatz in Zeitschrift Origination: Footnote: Access State: Open Access