El impacto espacial de las economías de aglomeración y su efecto sobre la estructura urbana.El caso de la industria en Barcelona, 1986-1996



TABLA 5. Cambios en la densidad de empleo 1986-1996 — Efectos espaciales (I)

Total Industria


06 Industria Quimica


07 Metalurgia, Mat. Eléctrico


08 Material de Transporte


5 Km

8 Km

12 Km

5 Km

8 Km

12 Km

5 Km

8 Km

12 Km

5 Km

8 Km

12 Km

0.512**

0.253**

0.026

0.306

-0.239

-0.468

0.827**

0.331

-0.282

0.619**

0.177

-0.194

Constante

(5.84)

(2.54)

(0.19)

(1.12)

(-0.70)

(1.00)

(3.85)

(1.34)

(-0.74)

(2.60)

(0.61)

(-0.53)

d

-0.006**

0.001

0.008*

-0.003

0.011

0.017

-0.011

0.002

0.025*

-0.007

0.005

0.019*

BCN

(-2.17)

(0.41)

(1.93)

(-0.37)

(1.03)

(1.12)

(-1.35)

(0.24)

(1.93)

(-0.96)

(0.62)

(1.65)

-1

1.448**

1.491**

1.528**

2.497**

2.988**

3.092**

1.499**

1.264*

0.893

0.372

1.278*

1.498**

SBD1986

(5.46)

(5.39)

(5.55)

(2.73)

(2.78)

(2.69)

(2.27)

(1.92)

(1.69)

(0.44)

(1.59)

(2.07)

t

-0.036**

-0.036**

-0.038**

-0.044**

-0.052**

-0.050**

-0.045**

-0.042**

-0.050**

-0.048**

-0.046**

-0.044**

tINFR1986

(-6.65)

(-6.97)

(7.36)

(-3.37)

(-3.75)

(-3.78)

(-3.03)

(-2.89)

(-3.27)

(-3.58)

(-3.48)

(-3.44)

In Ч ЛР  lr\A

-0.542**

-0.534**

-0.567**

-0.709**

-0.708**

-0.732**

-0.297**

-0.376**

-0.398**

-0.702**

-0.652**

-0.643**

ln Spe _ locs,1986

(-15.91)

(-17.24)

(-18.31)

(-6.42)

(-8.38)

(-8.18)

(-2.92)

(-4.15)

(-4.65)

(-7.91)

(-8.24)

(-8.16)

In Ml/?  /7 VP At

0.106**

0.136**

0.306**

0.060

-0.118

0.047

-0.258

0.205

0.684**

0.185*

0.090

0.467**

ln Spe _ areas,1986

(2.38)

(3.00)

(5.58)

(0.41)

(-0.93)

(0.22)

(-1.43)

(1.06)

(2.99)

(1.79)

(0.88)

(3.54)

In Λ)∕V IAtA

-0.080

-0.016

-0.057

0.165

0.271

0.165

-0.098

-0.027

-0.039

-0.015

-0.153

-0.324

ln Div _ locs ,1986

(-1.02)

(-0.22)

(-0.75)

(0.56)

(0.95)

(0.55)

(-0.88)

(-0.29)

(-0.43)

(-0.06)

(-0.60)

(-1.20)

In T~)7V AlVPAl

0.118

0.006

0.164*

0.058

-0.045

0.229

0.515*

0.068

0.184*

-0.403

0.237

0.051

ln Div _ areas,1986

(0.70)

(0.05)

(1.75)

(0.16)

(-0.09)

(0.34)

(1.95)

(0.45)

(1.77)

(-1.07)

(0.53)

(0.09)

In /ɔ Iaia

-0.339**

-0.312**

-0.292**

-0.336**

-0.359**

-0.321**

-0.405**

-0.353**

-0.341**

-0.354**

-0.311**

-0.262**

ln D _ loc1986

(-10.45)

(-10.19)

(-9.72)

(-3.21)

(-3.91)

(-3.64)

(-4.37)

(-4.07)

(-4.14)

(-3.89)

(-3.88)

(-3.69)

In If AlVPAl

0.197**

0.262**

0.293**

0.227**

0.433**

0.411**

0.169*

0.240*

0.412**

0.274**

0.340**

0.313**

n _ area1986

................(5.74)................

...............(6.42)................

(5.70)

(2.17)

...............(3.47).................

(2.71)

(1.88)

(1.97)

(2.49)

(2.80)

(2.89)

(2.60)

R 2 Ajustada

0.3744

0.3771

0.3830

0.4172

0.4559

0.4252

0.3086

0.2876

0.3240

0.3667

0.3637

0.3741

Observaciones

1068

150

151

158

**, * Variables significativas a niveles del 5 y 10%, respectivamente.



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