Book Review : Chugoku no Kinyu Keizai wo Manabu : Kasokusuru Mobairukessai to Kokusaikasuru Jinmingen [China's Financial Economy : Growth of Mobile Payment and Globalization of Renminbi] Ohara, Atsuji; Jingu, Takeshi; Ito, Hiroshi; and Men, Chuang, eds. Minervashobo, 2019