The redemption rate of the digital coupons issued by the city of Shaoxing, China, per sector during the six release waves. (IMAGE)

KeAi Communications Co., Ltd.

The redemption rate of the digital coupons issued by the city of Shaoxing, China, per sector during the six release waves.

Caption

The redemption rate of the digital coupons issued by the city of Shaoxing, China, per sector during the six release waves.

Credit

Yong Wang, Zhentao Yin and Jianwei Xing

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CC BY-NC-ND

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