Market Concentration, Market Power, and Firm Growth of Construction Companies

Table 3

Estimation results for profit equations.

	lnQ
	—	SOC	NSOC	OIC	NOIC	CEC	ADC
lnMC	0.859 (0.000)	0.734 (0.000)	1.412 (0.000)	1.261 (0.000)	0.592^.−0.002	0.979 (0.000)	0.706 (−0.046)
lnCR	0.636 (0.000)	0.426 (0.000)	1.135 (0.000)	0.864 (0.000)	0.529 (0.000)	0.658 (0.000)	0.397 (−0.153)
lnLE	0.0965 (−0.157)	0.13 (−0.132)	0.07 (−0.521	−0.163–−0.104	0.247^.−0.015	0.184 (−0.007)	−0.443 (−0.06)
lnK	0.566 (0.000)	0.651 (0.000)	0.349 (−0.001)	0.748 (0.000)	0.411 (0.000)	0.519 (0.000)	0.735 (0.000)
_cons	11.87 (0.000	7.652 (0.000)	22.31 (0.000)	12.69 (0.000)	12.74 (0.000)	12.34 (0.000)	11.88 (−0.009)
N	346	234	112	188	158	289	57

-values in parentheses, , , and .