Table 8. The relationship between coopetition and innovation in Nigerian service firms (bivariate logit estimations, 2005–2007; 2008–2010).

	(1)	(2)
	Product innovation	Process innovation
Formal coopetition	−1.234 **	−0.881
	(0.626)	(0.711)
Informal coopetition	1.929 ***	1.999 ***
	(0.410)	(0.452)
Staff quality	0.397	−0.962 *
	(0.491)	(0.523)
Staff training	1.281 ***	1.899 ***
	(0.263)	(0.277)
Formal coopetition*staff quality	1.059	−0.298
	(0.664)	(0.761)
Informal coopetition*staff quality	−1.593 ***	0.481
	(0.587)	(0.634)
Formal coopetition*staff training	0.394	1.067 *
	(0.549)	(0.569)
Informal coopetition*staff training	−0.762 **	−1.749 ***
	(0.351)	(0.403)
Other collaboration partners	−0.233	0.258
	(0.343)	(0.377)
Size	0.083	0.109
	(0.068)	(0.070)
Age	0.123	0.092
	(0.096)	(0.089)
Location	0.311 **	−0.180
	(0.157)	(0.176)
Group	0.398 **	0.265
	(0.177)	(0.189)
Export	0.055	0.006
	(0.216)	(0.230)
Year	−0.563 ***	−0.319
	(0.211)	(0.217)
Sector dummies	Yes	Yes
Observations	421
Log likel.	−349.854
Chi sq.	330.964 ***
Rho	0.321 ***

Standard errors in parentheses; ^* p<0.1, ^** p<0.05, ^*** p<0.01