Legal Minimum Wages and the Wages of Formal and Informal Sector Workers in Costa Rica

Table A3: OLS Regressions, Dependent Variable: Ln wage

Formal

__________________________Informal Sector_________________________

Urban

Large Scale

Urban Rural Rural Urban Rural

Small Scale Large Scale Small Scale Self-Emp. Self-Emp.

Ln Min. Wage

0.103 ^a(0.031)

0.149 0.164 ^a 0.396 ^a 0.193 -0.047

(0.096) (0.038) (0.111) (0.145) (0.138)

Schooling

....................0.044 ^a(0.005)

..........0.083""a.........................0"."03'9""a.........................0—...a.........................0.010...............................0_5...b...

(0.010) (0.005) (0.010) (0.024) (0.019)

Experience

..........0';0i9""^b'"

(0.009)

..........0.071 ^a.........................0.016'^a.........................0.051 ^a......................-0.019...............................0.022.........

(0.011) (0.007) (0.010) (0.023) (0.015)

Experience²

....................0.000.........
(0.000)

.................-0.001 ^a.........................0.000............................-0.001 ^a.........................0.001................................0.000.........

(0.000) (0.000) (0.000) (0.001) (0.000)

Experience³

.......2∕78e-06..........

(4.04e-06)

.......9.076-06-° -3.26e-06..................4.08e-06...............-6.31e-06...................1.17e-06.........

(3.71e-06) (3.78e-06) (3.58e-06) (0.000) (3.93e-06)

Gender

...........-0.057..........

(0.052)

..........0.038...............................0.026'...............................0~19∙5∙∙∙∙b∙.....................-0.499-a......................-0.176

(0.088) (0.048) (0.085) (0.176) (0.127)

School • Exp.

....................0.001.....^c'"

(0.001)

.................-0.004""^a.........................0.001.....^b......................-0.001.................................0.002...............................0.000.........

(0.001) (0.001) (0.001) (0.002) (0.002)

School • Exp²

..........0.000""^b'"

(0.000)

..........0.000...............................0.00'0""a.........................0.000...............................0.000...............................0.000.........

(0.000) (0.000) (0.000) (0.000) (0.000)

School • Exp³

.......6.97e-07"b"'

(2.91e-07)

___..................._____a 9.46e-07._B. 6.29e-07..................510e-07.........

(5.81e-07) (2.91e-07) (4.23e-07) (6.20e-07) (5.15e-07)

Exp • Gender

....................0.007..........
(0.006)

....................0.008...............................0.0—-a.........................0.003...............................0.029^.........................0.012

(0.009) (0.005) (0.008) (0.017) (0.011)

Exp² • Gender

..........0.000.........

(0.000)

..........0.000............................-0.001 ^b.........................0.000............................-0.001.................................0.000.........

(0.000) (0.000) (0.000) (0.001) (0.000)

Exp³ • Gender

■"-2.57e-06..........

(3.31e-06)

.......2.93e-06..................5.480-06...................Γ18e-06..................4787e-06..................4.55e-07.........

(3.56e-06) (3.57e-06) (3.18e-06) (5.54e-06) (3.54e-06)

School • Gender

..........0.005.........

..............(0.003)..........

..........0.004............................-0.003............................-0.0'1"3""^b'........................0.060.c.........................0.077

(0.007) (0.004) (0.005) (0.010) (0.008)

YR88......................................................................

.............-0.039............................-0.038-°......................-0.003.....................................................................................0.078'"°'"

(0.051) (0.015) (0.034) (0.045)

YR 89......................................................................

....................0.015.........
(0.022)

..........0.013..................................................................................-0.022...............................0.108...............................0.152"^a'"

(0.045) (0.030) (0.068) (0.049)

YR"90......................................................................

..........0.022.........

(0.022)

...........-0.002............................-0.037""^c.........................0.055-c......................-0.004

(0.047) (0.020) (0.033) (0.043)

YR"91........................................................................

...........-0.039.........

(0.024)

...........-0.092""^b......................-0.015...............................0.022............................-0.003............................-0.009

(0.043) (0.016) (0.037) (0.045) (0.052)

YR"92......................................................................

...........-0.021...........
(0.022)

...........-0.056^,,"^a............................................................................-0.022............................-0.015

(0.015) (0.040) (0.040)

YR'"93......................................................................

..........0.076"^a'"

(0.025)

..........0.114""^a.........................0.043'"^b.........................0."1"57""a.........................0.106.a.........................0.168.a.

(0.046) (0.018) (0.029) (0.037) (0.041)

'Y"R"94'......................................................................

....................0.122"'^a"'

(0.024)

....................0.115'"a.........................0—.a.........................0._..^a.........................0.192.a.........................0.157-8-

(0.042) (0.015) (0.030) (0.055) (0.053)

YR"95......................................................................

..........0.086"a'"

(0.023)

..........0.125^,,"^b.........................0.046.3.........................0.145.a.........................0.148.a.........................0..140...^a...

(0.052) (0.016) (0.028) (0.046) (0.048)

YR"96......................................................................

..........0)050"c"

(0.027)

..........0.107""^a......................-0.02'4""^c.........................0.099'"a.........................0.141.a.........................0.070

(0.042) (0.014) (0.034) (0.049) (0.048)

'Y'R"97'......................................................................

....................Q".Q44""^c'"
(0.024)

....................0Γ074c.........................0.002...............................0.024...............................0.098'"^b'........................0^,.171""a^,"

(0.043) (0.016) (0.033) (0.048) (0.051)

YR"98'......................................................................

..........0.0'93'"a'"

(0.025)

..........0.147°.........................0"∙θ29∙∙∙∙^c.........................0.141 a.........................0.119" b........................0.191'" a'"

(0.046) (0.016) (0.027) (0.050) (0.058)

YR"99......................................................................

..........0.103"^a'"

(0.025)

..........0.141 a.........................0.066 "a.........................0.1—.a.........................0.029...............................0.173.a.

(0.044) (0.016) (0.029) (0.050) (0.058)

Sectorial Value added

""-6.^,60e-0'8'''^c'''

(3.93e-08)

"^,,-^,1".39e-0^,7...................1.23-08.......................................1_—..................2.8ge-08.........

(1.16e-07) (3.41e-08) (6.80e-08) (1.21e-07) (1.28e-07)

Constant

....................4.171...........
(0.557)

....................4.171.................................4.617'................................1.449...............................4.666...............................5.833.........

(0.557) (0.827) (0.635) (0.334) (0.782)

No of Observations
No. of Clusters
r2________________

20240

2415

0.435

7211 33538 20300 9560 21775

972 2231 1129 1122 1195

0.201_______0.352 0.183 0.139 0.155

a = significant at 1%; b = significant at 5%.

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Legal Minimum Wages and the Wages of Formal and Informal Sector Workers in Costa Rica

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