Analyzing the Coupling Degree of Coordinated Development between Ecological Environment and Regional Economy in Underdeveloped Areas

Table 2

Coupling correlation data statistics on regional economic development and the ecologic environment.

System	Index	Economic level			Economic structure			Mean value
		x1	x2	x3	x4	x5	x6
Ecological environment level (Y1)	y1	0.551	0.566	0.538	0.721	0.747	0.730	0.642	0.657
	y2	0.701	0.685	0.698	0.845	0.589	0.516	0.672
	y3	0.520	0.836	0.778	0.732	0.601	0.501	0.657
Ecological environment pressure (Y2)	y4	0.767	0.763	0.771	0.651	0.690	0.588	0.705	0.706
	y5	0.753	0.792	0.754	0.684	0.641	0.555	0.697
	y6	0.856	0.833	0.858	0.691	0.562	0.488	0.715
Ecological environment protection (Y3)	y7	0.595	0.618	0.599	0.555	0.670	0.732	0.628	0.638
	y8	0.561	0.545	0.550	0.613	0.645	0.668	0.597
	y9	0.730	0.801	0.746	0.655	0.649	0.573	0.692
Mean value		0.670	0.715	0.699	0.683	0.644	0.595	0.667
		0.695			0.640