Perspective of CIGS-BIPV’s Product Competitiveness in China

Table 3

An analysis of the economic indexes of four products.

Economic index	Weight factor	CIGS-BIPV		Silica-based BIPV		Glass curtain wall		Exterior stone
		Score	Weighted value	Score	Weighted value	Score	Weighted value	Score	Weighted value
Initial investment	0.3	70	21	76	22.8	90	27	96	28.8
Composite cost	0.3	70	21	80	24	90	27	96	28.8
Prospective earnings	0.4	83	33.2	82	32.8	78	31.2	80	32
	1		75.2		79.6		85.2		89.6