Table 1.
Meanings of indices.
Table 2.
Descriptive statistics of input and output indicators.
Fig 1.
Classification of the prefecture-level cities in the Yangtze Econogic Belt.
Table 3.
City grouping of Yangtze River Economic Zone.
Fig 2.
Green total factor productivity of industry in the Yangtze River Economic Zone, 2006–2018.
Fig 3.
2006–2018 industrial green total factor productivity and its index decomposition.
Fig 4.
Average green total factor productivity of cities in 2006 and 2018.
Fig 5.
Technology gap rate of cities in the upper reaches.
Fig 6.
Technology gap rate of cities in the middle reaches.
Fig 7.
Technology gap rate of cities in the lower reaches.
Fig 8.
Green total factor productivity of cities in Yangtze River Economic Zone.
Fig 9.
Industrial technical efficiency of cities in Yangtze River Economic Zone.
Fig 10.
Industrial technology progress of cities in Yangtze River Economic Zone.