phalanx | city | feature |
H/H | Shenzhen, Zhuhai, Foshan, Zhongshan | The efficiency and the total factor productivity index are higher than the average. |
H/L | Huizhou, Dongguan, Jiangmen, Maoming, Zhanjiang | Efficiency is higher than the mean, total factor productivity index is below the average. |
L/H | Guangzhou, Shaoguan, Heyuan, Zhaoqing | Efficiency is below the average, total factor productivity index is above average. |
L/L | Shantou, Meizhou, Shanwei, Yangjiang, Qingyuan, Chaozhou, Jieyang, Yunfu | Efficiency and total factor productivity are below average. |