Table 2.

Assumptions of migration scenarios in each income category.

Income categories	Assumptions of migration scenarios			Province list
	High	Medium	Low
High	Zero $NetPIM$ in 2010 until 2100	Zero $NetPIM$ in 2020 until 2100	Zero $NetPIM$ in 2030 until 2100	Beijing, Tianjin, Inner Mongolia, Shanghai, Jiangsu, Zhejiang, Fujian, Guangdong
Medium	50% of current $NetPIM$ in 2100	50% of current $NetPIM$ in 2050, 0 in 2100	50% of current $NetPIM$ in 2030, 0 in 2100	Hebei, Jilin, Heilongjiang, Anhui, Jiangxi, Shandong, Henan, Hubei, Hunan, Hainan, Chongqing, Sichuan, Shaanxi, Qinghai, Ningxia, Xinjiang
Low	150% of current $NetPIM$ in 2050 and remain constant	Constant $NetPIM$	50% of current $NetPIM$ in 2050 and remain constant	Shanxi, Liaoning, Guangxi, Guizhou, Yunnan, Tibet, Gansu