Table 4.

Factor analysis—Varimax axis factoring^a,b,c—rotated factor matrix

Variables	Factor 1	Factor 2	Factor 3
Factor names	Geographical proximity	Professional network	Consultative network
Cronbach’s α	α = 0.779	α = 0.723	α = 0.444d
1. Accountants	0.089	0.035	0.354
2. Banking institutions	0.026	0.099	0.744
3. Chamber of commerce	0.023	0.078	0.237e
4. Consultants	0.211	0.293	0.339
5. Lawyers	0.065	0.489	0.234
6. Regional business partner	− 0.077	0.633	0.186
7. Patent advisers	− 0.096	0.677	0.065
8. Venture capital firms	− 0.038	0.435	0.032
9. Incubator network	0.032	0.608	0.016
10. Proximity to university	0.102	0.494	0.100
11. Proximity to customers	0.622	− 0.162	0.112
12. Proximity to competitors in the same field	0.631	− 0.002	0.109
13. Local/regional advantages	0.367	0.103	0.287
14. Attractive/expansive industrial area	0.644	0.101	0.028
15. Proximity to large, well-known firms	0.661	− 0.011	0.094
16. Proximity to similar firms	0.719	0.005	0.003

^aCumulative variance = 34.35%

^bCronbach α > 0.700, factor loading > 0.300

^cKMO = 0.756 and Bartlett´s test of sphericity = 0.000

^dReliability too low. Excluded from further analysis

^eFactor loading too low (< 0.300). Excluded from further analysis