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臺大管理論叢

27

卷第

3

123

Table 2 Means, Standard Deviations, and Correlations

Variables

Mean S.D.

1

2

3

4

5

6

7

8

9

10

1. Firm Performance (ROA)

0.12 0.14

2. Exploitation

0.13 0.09 0.42 **

3. Current Exploration

0.16 0.16 -0.46 ** -0.08

4. Prior Exploration

0.14 0.14 -0.32 ** -0.10

0.68 **

5. Uncertainty

0.25 0.13 -0.15 ** -0.04

0.25 ** 0.07

6. Firm Size (log of sales)

5.64 1.75 0.41 ** 0.26 ** -0.12 ** -0.09

-0.13 **

7. Firm Age

27.71 12.97 0.10 * -0.01

-0.23 ** -0.26 ** -0.05

0.22 **

8. Current Ratio

4.11 4.00 -0.05

-0.04

0.18 ** 0.16 ** -0.06

-0.14 ** -0.01

9. Debt/Equity Ratio

0.31 1.02 -0.09 + -0.09 + 0.12 ** 0.37 ** 0.03

-0.08 * -0.06 -0.03

10. Industry Growth

0.08 0.18 0.13 ** 0.05

-0.09 * 0.04

0.01

0.01

-0.02 -0.06 + 0.01

11. Industry Concentration

0.10 0.03 0.24 ** 0.14 ** -0.37 ** -0.31 ** -0.27 ** -0.05

0.02 -0.27 ** 0.09 ** 0.11 **

Note1: +

p

< .10. *

p

< .05. **

p

< .01.

Note2: Prior Exploration shows a high correlation with current exploration, r = .68, so we demean these two variables in the following analysis.