Table 6 Traditional Markov transfer probability matrix for China’s CEE.

From: Assessing and gauging the carbon emission efficiency in China in accordance with the sustainable development goals

t/t + 1

Low

Lower

Higher

High

Obs

Low

0.903

0.079

0.007

0.011

1805

Lower

0.156

0.553

0.241

0.051

532

Higher

0.034

0.182

0.517

0.267

445

High

0.008

0.014

0.059

0.920

1330