Public-private sector pay differentials in a devolved Scotland

OLS
(no correction)

Univariate probit
correction

Bivariate probit
correction

(1)
Public

(2)

Private

(3)
Public

(4)

Private

(5)
Public

(6)

Private

Constant

1.715

1.931

1.020

2.256

0.810

2.124

(0.154)^***

(0.077) ^*

**

(0.402) ^*

^* (0.180) ^*

**

(0.459) ^*

(0.137)^***

Age 16-20

-0.347

-0.568

-0.493

-0.586

-0.617

-0.637

(0.263)

(0.081) ^*

**

(0.407)

(0.164) ^*

(N)(BC)

**

(0.434)

(0.103)^***

Age 21-30

-0.220

-0.151

-0.207

-0.186

-0.196

-0.173

(0.104) ^**

(0.055) ^*

**

(0.132)

(0.065) ^*

**

(0.130)

(0.064) ^***

Married

0.162

0.161

0.193

0.124

0.256

0.159

(0.072) ^**

(0.048) ^*

**

(0.141)

(0.071)

(0.134) ^**

(0.070) ^***

Member of union 0.125

0.060

0.255

0.080

0.246

0.076

(0.070) ^*

(0.052)

(0.093) ^*

^** (0.054)

(0.086) ^***

(0.055)

Professional

0.741

0.769

0.747

0.810

0.704

0.784

(0.156)^***

(0.084) ^*

**

(0.198) ^*

^** (0.102) ^*

**

(0.190)^***

(0.100)^***

Managerial

0.643

0.763

0.774

0.811

0.780

0.810

(0.107)^***

(0.070) ^*

**

(0.134) ^*

^** (0.082) ^*

**

(0.140) ^***

(0.079) ^***

Skilled

0.305

0.183

0.433

0.242

0.489

0.269

non-manual

(0.090) ^***

(0.065) ^*

**

(0.133) ^*

^** (0.078) ^*

**

(0.143) ^***

(0.077) ^***

Skilled manual

0.052

0.199

-0.135

0.134

-0.106

0.147

(0.102)

(0.061) ^*

**

(0.143)

(0.074) ^*

*

(0.138)

(0.071) ^**

Higher degree

-0.025

0.272

-0.046

0.225

0.003

0.256

(0.222)

(0.098) ^*

**

(0.294)

(0.132) ^*

*

(0.290)

(0.121) ^**

A-level

-0.050

0.058

-0.020

0.045

0.007

0.063

(0.082)

(0.048)

(0.109)

(0.062)

(0.105)

(0.059)

O-level

-0.100

-0.118

-0.156

-0.147

-0.165

-0.140

(0.093)

(0.054) ^*

*

(0.124)

(0.067) ^*

**

(0.122)

(0.061) ^***

Job tenure

-0.006

0.001

0.013

0.015

0.007

0.011

(0.014)

(0.008)

(0.019)

(0.010)

(0.019)

(0.010)

Job tenure sq

0.000

-0.000

-0.000

-0.001

-0.000

-0.001

(0.001)

(0.000)

(0.001)

(0.000)

(0.001)

(0.000) ^*

Small

0.062

-0.341

-0.073

-0.431

-0.031

-0.404

(0.104)

(0.049) ^*

**

(0.140)

(0.062) ^*

**

(0.130)

(0.058) ^***

Medium

0.047

-0.267

-0.010

-0.313

0.024

-0.291

(0.093)

(0.054) ^*

**

(0.115)

(0.065) ^*

**

(0.109)

(0.060) ^***