Experience, Innovation and Productivity - Empirical Evidence from Italy's Slowdown



Table 2. Descriptive statistics of the main variables of interest.

Fixed characteristics^1'

Firms

Yes

No

Product__________________________

1042

51.1

48.9

Process__________________________

1042

55.2

44.8

Either Product or Process__________

1042

73.7

26.3

R&D spending (yes/no)___________

1042

63.3

36.7

Group________________________

1042

49.3

50.7

High-tech________________________

1042

33.2

66.8

Variables of interest ____________

Mean

St.D.

Min

Max

Production per worker

1042

311.67

268.42

16.54

2384.78

2log(Production∕L)     __________

1042

2.11

30.45

-294.86

293.71

Capital Stock per worker

1042

64.45

67.63

0.193

652.99

2log(Capital Stock∕L)b

1042

17.60

42.03

-365.23

348.57

Total Workersa (L)_______________

1042

208.7

559.5

_6_______

12199

Temporary Workers Ratea,b

1042

4.21

12.43

_0_______

100

R&D Workersa

1020

7.47

34.08

_0_______

755

R&D investment per worker€,a    ^

563

3.14

5.44

_0_______

77.672

R&D intensity (Production)a,b

563

1.64

3.83

_0_______

57.6

Investment intensity (Production)a,b

1042

3.86

5.18

_0_______

34.4

Cash flow per worker€,a

1042

23.089

37.769

-86.603

736.728

Average Board age (years)________

1042

49.6

6.45

20

77

Age of the firma (years)____________

1033

26.9

20.0

0_______

172

Note: Dummy variables statistics are expressed in fraction. a measured in 2001. ° referred to 2001-2003
period, b in percentage points, in thousand euros.

Table 3. Firm size and area distribution in the final sample of firms.

Small

Medium

Large

North West

North East

Centre

South

Freq

^206

^^658

178

176

154

160

152

“%

19.7

63.2

17.1

36.1

34.0

15.3

14.6

5. Results

5.1 Exogenous group formation

If the decision to innovate (and hence group formation) is taken for granted, equation (5) can be
estimated through OLS.

16



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