Fig 1.
Hybrid two-stage process for provincial industrial systems.
Fig 2.
Structure of Chinese industrial system in a specific period t.
Table 1.
Input-output variables.
Table 2.
Descriptive statistics of data.
Table 3.
Chinese regional average efficiency from 2011 to 2015.
Fig 3.
Average efficiency of provincial industrial system.
Table 4.
Regional period efficiency.
Fig 4.
Change trend of period efficiency.
Fig 5.
Average period efficiencies during 2011–2015.
Table 5.
Efficiency results with and without carry forward WWTFC.
Fig 6.
Average WWT efficiency during 2011–2015.
Table 6.
Areas in China.
Fig 7.
Average eco-efficiency and stage efficiencies.