Tab. 1:
Summary Statistics
| Panel A: Outcome Variables | ||||
|---|---|---|---|---|
| Variables | Mean | Standard Deviation | Minimum | Maximum |
| Revenue-Based TFP gross output specification (YKLM) | 2.025 | 1.888 | –10.9900 | 8.370 |
| Revenue-Based TFP using value-added specification (VAKL) | 1.209 | 1.741 | – 5.5930 | 8.328 |
| Sales per worker (in USD 2009) | 103,938.300 | 2,382,359.000 | 0.0065 | 630 million |
| Value Added per Worker (in USD 2009) | 35,558.420 | 213,636.300 | 0.0039 | 42 million |
| Sales per labour cost (in USD 2009) | 1,421.811 | 188,118.600 | 0.0006 | 51 million |
| Panel B: Obstacles-Business Environment | ||||
|---|---|---|---|---|
| Variables | Mean | Standard Deviation | Minimum | Maximum |
| Access to Finance | 1.321 | 1.297 | 0 | 4 |
| Access to Land | 0.952 | 1.253 | 0 | 4 |
| Corruption | 1.508 | 1.467 | 0 | 4 |
| Electricity | 1.538 | 1.477 | 0 | 4 |
| Inadequately educated workforce | 1.303 | 1.277 | 0 | 4 |
| Labour regulations | 0.983 | 1.133 | 0 | 4 |
| Political Instability | 1.483 | 1.434 | 0 | 4 |
| Practices of competitors in the informal sector | 1.369 | 1.330 | 0 | 4 |
| Tax Administration | 1.278 | 1.252 | 0 | 4 |
| Tax Rates | 1.653 | 1.330 | 0 | 4 |
| Transportation | 1.136 | 1.241 | 0 | 4 |
| Panel C: Continuous Control Variables | ||||
|---|---|---|---|---|
| Variables | Mean | Standard Deviation | Minimum | Maximum |
| Establishment is a part of a large firm (Yes) | 0.166 | 0.372 | 0 | 1 |
| Manager if Female (Yes) | 0.155 | 0.362 | 0 | 1 |
| The establishment has an internationally-recognized quality certification (Yes) | 0.239 | 0.426 | 0 | 1 |
| Ownership (Foreign) | 0.098 | 0.297 | 0 | 1 |
| Exporter (Yes) | 0.158 | 0.364 | 0 | 1 |
| Years of Manager’s Experience | 18.303 | 11.347 | 0 | 69 |
| Panel D: Categorical Control Variables | |||||
|---|---|---|---|---|---|
| Firm Size | Sector | Legal Status | |||
| Small (< 20) | 46.05 | Manufacturing | 53.50 | Shareholding company with shares trade in the stock market | 5.27 |
| Medium (20–99) | 33.97 | Retail | 14.70 | Shareholding company with non-traded shares or shares traded privately | 41.99 |
| Large (100 and over) | 19.98 | Other Services | 31.80 | Sole proprietorship | 33.36 |
| Partnership | 8.55 | ||||
| Limited partnership | 9.42 | ||||
| Other | 1.41 | ||||
Tab. 2:
OLS and 2SLS Estimates for Revenue-Based TFP gross output specification (YKLM)
| Access to Finance | Access to Land | Corruption | Electricity | Inadequately educated workforce | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | |
| –0.0214 *** (0.0074) | –0.0859*** (0.0253) | 0.0061 (0.0077) | –0.0558 (0.0445) | –0.0040 (0.0073) | –0.0874** (0.0427) | –0.0022 (0.0068) | –0.0607** (0.0291) | –0.0069 (0.0079) | –0.0055 (0.0300) | |
| No. observations | 46,701 | 44,203 | 46,242 | 43,774 | 45,655 | 43,235 | 46,840 | 44,331 | 46,723 | 44,245 |
| R-Square | 0.0511 | 0.0509 | 0.0519 | 0.0516 | 0.0515 | |||||
| Centered R-Square | 0.0036 | 0.0044 | 0.0027 | 0.0041 | 0.0052 | |||||
| Weak Instrument F-Statistic Test | 1,542.176 [0.000] | 182.750 [0.000] | 431.831 [0.000] | 1,175.789 [0.000] | 410.441 [0.000] | |||||
| Endogeneity Test Hansen J statistic | 3.539 [0.170] | 1.856 [0.151] | 3.546 [0.114] | 0.178 [0.672] | 6.555 [0.585] | |||||
| Labour regulations | Political instability | Practices of competitors in the informal sector | Tax administration | Tax rates | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | |
| –0.0064 (0.0082) | –0.0059 (0.0437) | –0.0053 (0.0076) | –0.0052 (0.0381) | –0.0192** (0.0094) | –0.0267** (0.0127) | –0.0019 (0.0097) | –0.0401 (0.0776) | 0.0057 (0.0092) | –0.0372 (0.0486) | |
| No. observations | 44,447 | 42,091 | 46,274 | 43,804 | 29,848 | 26,831 | 34,878 | 27,063 | 35,317 | 27,444 |
| R-Square | 0.0589 | 0.0516 | 0.0521 | 0.0523 | 0.0519 | |||||
| Centered R-Square | 0.0050 | 0.0053 | 0.0049 | 0.0036 | 0.0034 | |||||
| Weak Instrument F-Statistic Test | 1,059.591 [0.000] | 375.666 [0.000] | 1,345.510 [0.000] | 188.362 [0.000] | 498.126 [0.000] | |||||
| Endogeneity Test Hansen J statistic | 3.724 [0.126] | 5.539 [0.642] | 2.804 [0.181] | 5.120 [0.128] | 3.994 [0.115] | |||||
Tab. 3:
OLS and 2SLS Estimates for Revenue-Based TFP using value-added specification (VAKL)
| Access to Finance | Access to Land | Corruption | Electricity | Inadequately educated workforce | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | |
| –0.0306*** (0.0071) | –0.1025*** (0.0234) | –0.0112 (0.0074) | –0.0810* (0.0413) | –0.0114* (0.0060) | –0.0734* (0.0401) | –0.0209*** (0.0063) | –0.1194*** (0.0278) | –0.0182** (0.0072) | –0.0968*** (0.0260) | |
| No. observations | 46,701 | 44,203 | 46,242 | 43,774 | 45,655 | 43,235 | 46,840 | 44,331 | 46,723 | 44,245 |
| R-Square | 0.0881 | 0.0880 | 0.0870 | 0.0860 | 0.0878 | |||||
| Centered R-Square | 0.0060 | 0.0064 | 0.0052 | 0.0026 | 0.0056 | |||||
| Weak Instrument F-Statistic Test | 1,542.176 [0.000] | 182.750 [0.000] | 431.831 [0.000] | 1,175.789 [0.000] | 410.441 [0.000] | |||||
| Endogeneity Test Hansen J statistic | 2.148 [0.341] | 7.908 [0.102] | 4.097 [0.102] | 8.752 [0.363] | ||||||
| Labour regulations | Political instability | Practices of competitors in the informal sector | Tax administration | Tax rates | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | |
| –0.0147* (0.0081) | –0.0539 (0.0369) | –0.0034 (0.0071) | –0.0381 (0.0356) | –0.0273***+(0.0089) | –0.0965***(0.0295) | –0.0081(0.0090) | –0.051 (0.0686) | –0.0207**(0.0095) | –0.0872(0.0428) | |
| No. observations | 44,447 | 42,091 | 46,274 | 43,804 | 29,848 | 26,831 | 34,878 | 27,063 | 35,317 | 27,444 |
| R-Square | 0.0862 | 0.0874 | 0.0931 | 0.0900 | 0.0915 | |||||
| Centered R-Square | 0.0066 | 0.0076 | 0.0063 | 0.0079 | 0.0049 | |||||
| Weak Instrument F-Statistic Test | 1,059.591 [0.000] | 375.666 [0.000] | 1,345.510 [0.000] | 188.362 [0.000] | 498.126 [0.000] | |||||
| Endogeneity Test Hansen J statistic | 2.898 [0.137] | 5.824 [0.603] | 2.091 [0.148] | 5.824 [0.603] | 3.641 [0.162] | |||||
Tab. 4:
OLS and 2SLS Estimates for Sales per Worker
| Access to Finance | Access to Land | Corruption | Electricity | Inadequately educated workforce | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | |
| –0.0415*** (0.0032) | –0.1105*** (0.0099) | 0.0033 (0.0031) | –0.0529*** (0.0166) | –0.0068** (0.0029) | –0.0080* (0.042) | 0.0007 (0.0026) | –0.0477*** (0.0128) | –0.0059** (0.0029) | –0.0533*** (0.0101) | |
| No. observations | 133,487 | 124,571 | 131,131 | 122,481 | 130,223 | 121,632 | 134,271 | 125,248 | 133,644 | 124,704 |
| R-Square | 0.4762 | 0.4777 | 0.4765 | 0.4696 | 0.4749 | |||||
| Centered R-Square | 0.0621 | 0.0623 | 0.0643 | 0.0632 | 0.0623 | |||||
| Weak Instrument F-Statistic Test | 4,428.805 [0.000] | 588.254 [0.000] | 1,719.615 [0.000] | 3,465.356 [0.000] | 1,111.047 [0.000] | |||||
| Endogeneity Test Hansen J statistic | 3.189 [0.128] | 203.591 [0.000] | 104.284 [0.000] | 27.720 [0.000] | 273.845 [0.000] | |||||
| Labour regulations | Political instability | Practices of competitors in the informal sector | Tax administration | Tax rates | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | |
| –0.0048 (0.0334) | –0.0148 (0.0147) | –0.0029 (0.0027) | –0.0302** (0.0146) | –0.0436*** (0.0035) | –0.0466** (0.0224) | –0.0049 (0.0036) | –0.0398 (0.0253) | –0.0051 (0.0034) | –0.0181 (0.0152) | |
| No. observations | 127,53 | 119,233 | 132,088 | 123,371 | 87,534 | 78,531 | 101,775 | 79,767 | 103,069 | 80,907 |
| R-Square | 0.4811 | 0.4764 | 0.4691 | 0.4870 | 0.4914 | |||||
| Centered F-Square | 0.0666 | 0.0606 | 0.0760 | 0.0715 | 0.0716 | |||||
| Weak Instrument F-Statistic Test | 3,036.967 [0.000] | 1,145.409 [0.000] | 3,847.520 [0.000] | 723.394 [0.000] | 1,666.952 [0.000] | |||||
| Endogeneity Test Hansen J statistic | 104.751 [0.000] | 172.632 [0.000] | 2.792 [0.135] | 4.085 [0.130] | 1.663 [0.326] | |||||
Tab. 5:
OLS and 2SLS Estimates for Value Added per Worker
| Access to Finance | Access to Land | Corruption | Electricity | Inadequately educated workforce | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | |
| –0.0468*** (0.0041) | –0.1317*** (0.0127) | –0.0075* (0.0042) | –0.0176* (0.0092) | –0.0145*** (0.0039) | –0.0158* (0.0083) | –0.0006 (0.0035) | 0.0168 (0.0157) | –0.0126** (0.0061) | –0.0268** (0.0130) | |
| No. observations | 61,060 | 57,506 | 60,406 | 56,905 | 59,518 | 56,082 | 61,335 | 57,744 | 61,159 | 57,609 |
| R-Square | 0.5059 | 0.5070 | 0.5060 | 0.4983 | 0.5064 | |||||
| Centered F-Square | 0.0744 | 0.0776 | 0.0792 | 0.0792 | 0.0774 | |||||
| Weak Instrument F-Statistic Test | 2,181.002 [0.000] | 278.586 [0.000] | 715.186 [0.000] | 1,206.877 [0.000] | 549.393 [0.000] | |||||
| Endogeneity Test Hansen J statistic | 4.124 [0.110] | 83.437 [0.000] | 75.158 [0.000] | 27.380 [0.000] | 3.370 [0.283] | |||||
| Labour regulations | Political instability | Practices of competitors in the informal sector | Tax administration | Tax rates | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | |
| –0.0114** (0.0045) | –0.0357* (0.0184) | –0.0203** (0.0094) | –0.0594*** (0.0210) | –0.0468*** (0.0048) | –0.0556*** (0.0155) | –0.0007 (0.0048) | –0.0392 (0.0346) | –0.0094** (0.0046) | –0.0136** (0.0062) | |
| No. observations | 58,179 | 54,835 | 60,412 | 56,911 | 41,133 | 37,187 | 46,999 | 37,164 | 47,673 | 37,767 |
| R-Square | 0.5075 | 0.5063 | 0.5123 | 0.5157 | 0.5217 | |||||
| Centered R-Square | 0.0806 | 0.0758 | 0.0891 | 0.0803 | 0.0822 | |||||
| Weak Instrument F-Statistic Test | 1,593.589 [0.000] | 468.301 [0.000] | 2,015.580 [0.000] | 300.850 [0.000] | 843.046 [0.000] | |||||
| Endogeneity Test Hansen J statistic | 3.598 [0.252] | 5.260 [0.173] | 0.110 [0.740] | 4.537 [0.265] | 5.592 [0.202] | |||||
Tab. 6:
OLS and 2SLS Estimates for Sales per Labour Cost.
| Access to Finance | Access to Land | Corrupt | Electricity | Inadequa educatedtely workforce | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | |
| –0.0268*** (0.0027) | –0.0543*** (0.0088) | –0.0112*** (0.0028) | –0.0191** (0.0082) | –0.0051* (0.0026) | –0.0261* (0.0139) | –0.0052** (0.0024) | –0.0091** (0.042) | –0.0129*** (0.0025) | –0.0528*** (0.0090) | |
| No. observations | 125,837 | 117,777 | 123,667 | 115,862 | 122,895 | 115,077 | 126,535 | 118,374 | 125,986 | 117,895 |
| R-Square | 0.1412 | 0.1417 | 0.1394 | 0.1406 | 0.1411 | |||||
| Centered R-Square | 0.0285 | 0.0283 | 0.0277 | 0.0283 | 0.0216 | |||||
| Weak Instrument F-Statistic Test | 4,209.424 [0.000] | 554.151 [0.000] | 1,584.411 [0.000] | 2,252.959 [0.000] | 1,063.804 [0.000] | |||||
| Endogeneity Test Hansen J statistic | 20.907 [0.000] | 1.026 [0.242] | 3.637 [0.162] | 1.107 [0.212] | 25.427 [0.000] | |||||
| Labour regulations | Political instability | Practices of competitors in the informal sector | Tax administration | Tax rates | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | OLS | 2SLS | |
| –0.0094*** (0.0030) | –0.0387*** (0.0130) | –0.0014 (0.0026) | –0.0086 (0.0134) | –0.0214*** (0.0033) | –0.0258** (0.0117) | –0.0147* (0.0084) | –0.0381* (0.0227) | 0.0046 (0.0032) | –0.0128 (0.0136) | |
| No. observations | 120,446 | 112,850 | 124,604 | 116,672 | 81,298 | 73,005 | 94,775 | 74,146 | 96 | 75,224 |
| R-Square | 0.1426 | 0.1394 | 0.1369 | 0.1370 | 0.1378 | |||||
| Centered R-Square | 0.0288 | 0.0285 | 0.0272 | 0.0282 | 0.0297 | |||||
| Weak Instrument F-Statistic Test | 2,940.862 [0.000] | 1,075.583 [0.000] | 3,643.219 [0.000] | 682.289 [0.000] | 1,591.964 [0.000] | |||||
| Endogeneity Test Hansen J statistic | 19.566 [0.000] | 24.190 [0.000] | 62.452 [0.000] | 5.329 [0.136] | 30.816 [0.136] | |||||
Tab. 7:
OLS Estimates for the Control Variables
| DV: TFPR-YKLM | DV: TFPR-VAKL | DV: Sales per Worker | DV: Value Added per Worker | DV: Sales per Labour Cost | |
|---|---|---|---|---|---|
| Log Firm Age Linear Term | –0.9098 (1.0640) | –1.656 (1.0180) | –0.9978 (1.0330) | 0.0856*** (0.0288) | 0.1151*** (0.0191) |
| Log Firm Age Quadratic Term | –0.0164*** (0.0059) | –0.0210*** (0.0039) | |||
| Establishment is a part of a large firm (Yes) | 0.0513*(0.0276) | 0.1152*** (0.0242) | 0.2120*** (0.0106) | 0.1579*** (0.0142) | –0.1368*** (0.0095) |
| The establishment has an internationally-recognized quality certification (Yes) | 0.0541** (0.0240) | 0.1245*** (0.0211) | 0.3251*** (0.0092) | 0.3075*** (0.0113) | 0.1690*** (0.0083) |
| Ownership (Foreign) | 0.0747* (0.0386) | 0.0595* (0.0318) | 0.2847*** (0.0141) | 0.2760*** (0.0186) | 0.0763*** (0.0125) |
| Exporter (Yes) | 0.0179 (0.0264) | 0.1477*** (0.0225) | 0.1379*** (0.0103) | 0.1503*** (0.0124) | 0.0565*** (0.0096) |
| Female Top Manager (Yes) | –0.0966*** (0.0269) | –0.1207*** (0.0236) | –0.1562*** (0.0100) | –0.1455*** (0.0143) | –0.0665*** (0.0089) |
| Log Years of Manager’s Experience | 0.0426*(0.0242) | 0.0144 (0.0125) | 0.0684*** (0.0058) | 0.0178** (0.0071) | 0.0275*** (0.0047) |
| Firm Size-Reference category Small (<20) | |||||
| Medium (20–99) | 0.1293*** (0.0217) | 0.0560*** (0.0201) | 0.0889*** (0.0083) | 0.0951*** (0.0109) | |
| Large (100 and over) | 0.0734*** (0.0295) | 0.1661*** (0.0259) | 0.0747*** (0.0117) | 0.0939*** (0.0147) | |
| Sector-Reference category Manufacturing | |||||
| Retail | 0.4170*** (0.0112) | 0.3751*** (0.0106) | |||
| Other Services | 0.2380*** (0.0285) | 0.0529*** (0.0076) | |||
| Legal Status-Reference category Shareholding company with shares trade in the stock market | |||||
| Shareholding company with non-traded shares or shares traded privately | –0.1711*** (0.0463) | –0.1268*** (0.0415) | 0.0523*** (0.0178) | –0.0681*** (0.0226) | 0.0405** (0.0157) |
| Sole proprietorship | –0.2341*** (0.0482) | –0.1169*** (0.0446) | –0.3580*** (0.0196) | –0.4064*** (0.0252) | –0.1412*** (0.0172) |
| Partnership | –0.1688*** (0.0529) | –0.0382 (0.0491) | –0.1879*** (0.0221) | –0.2544*** (0.0283) | –0.0127 (0.0195) |
| Limited partnership | –0.1578*** (0.0538) | –0.0343 (0.0491) | –0.0410* (0.0214) | –0.1330*** (0.0272) | 0.0153 (0.0189) |
| Other | –0.2845** (0.0926) | –0.1675** (0.0838) | –0.0051 (0.0035) | –0.0597 (0.0418) | –0.0014 (0.0328) |
