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. 2020 Aug 21;278:115735. doi: 10.1016/j.apenergy.2020.115735

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Fig. 2 — Trading area of commercial housing in 30 large- and medium-sized cities. Daily trading area of commercial housing in 30 large- and medium-sized cities around the Chinese New Year period, in 1000 square meters per day. X-axis shows days before and after Chinese New Year, which located in different dates in different years. Data Source: WIND Information.