Identifying Interindustry CO₂ Emissions Transfer Structure Using Network Methods

Table 4

Basic characteristics of ICETN in 2015.

Item	Quantity and industry code
Edge	140
Self-cycle industry	10 (no. 22, 14, 11, 2, 12, 13, 26, 7, 10, 23, 6, 4, 9, 21, 1, 16)
Out-degree is 0	15 (no. 4, 5, 8, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 27)
The top three industries with the largest out-degree	3 (no. 22, 26, 12 with degree 27, 25, 22, respectively)
In-degree ≥ 7	4 (no. 21, 13, 14, 5 with degree 8, 7, 7, 7, respectively)
Cycle structure	2