Determinants of firms' labour productivity – 2017
| (1) | (2) | (3) | ||||
|---|---|---|---|---|---|---|
| OLS with full dataset | Model with lagged k | Model with subcontracting sample | ||||
| k | 0.169*** | (88.07) | 0.171*** | (41.29) | 0.168*** | (88.03) |
| Sex | −0.022** | (−2.17) | −0.0235** | (−2.15) | −0.027*** | (−2.65) |
| Age | 0.024*** | (8.28) | 0.024*** | (7.42) | 0.028*** | (9.56) |
| Age squared | −0.000*** | (−7.40) | −0.000*** | (−5.72) | −0.000*** | (−8.60) |
| Manager education level† | ||||||
| Bachelor’s degree | −0.220*** | (−9.20) | −0.235*** | (−9.44) | −0.233*** | (−10.01) |
| College degree or less | −0.291*** | (−11.38) | −0.348*** | (−13.00) | −0.307*** | (−12.32) |
| Short-term education | −0.319*** | (−11.26) | −0.407*** | (−13.68) | −0.341*** | (−12.37) |
| No certificates | −0.377*** | (−13.55) | −0.439*** | (−15.00) | −0.390*** | (−14.46) |
| Other | −0.285*** | (−9.68) | −0.354*** | (−11.43) | −0.307*** | (−10.76) |
| Firm ownership†† | ||||||
| Collective | −0.756*** | (−12.25) | −0.862*** | (−13.57) | −0.739*** | (−12.38) |
| Private company | −0.375*** | (−7.31) | −0.524*** | (−10.30) | −0.385*** | (−7.77) |
| Limited company | −0.338*** | (−6.57) | −0.403*** | (−7.91) | −0.326*** | (−6.55) |
| Foreign company | −0.117** | (−2.26) | −0.070 | (−1.36) | −0.100** | (−2.01) |
| Firm size††† | ||||||
| 5–9 workers | 0.437*** | (35.08) | 0.516*** | (37.46) | 0.361*** | (29.06) |
| 10–24 workers | 0.584*** | (46.18) | 0.751*** | (54.90) | 0.502*** | (40.07) |
| 25–49 workers | 0.672*** | (42.82) | 0.886*** | (53.45) | 0.583*** | (38.11) |
| 50–99 workers | 0.764*** | (41.83) | 1.036*** | (54.09) | 0.674*** | (38.05) |
| 100–199 workers | 0.823*** | (38.59) | 1.142*** | (51.03) | 0.732*** | (35.61) |
| 200–999 workers | 0.817*** | (37.81) | 1.110*** | (48.85) | 0.721*** | (34.52) |
| From 1,000 workers | 0.770*** | (20.94) | 1.021*** | (27.32) | 0.671*** | (19.13) |
| Region†††† | ||||||
| Red River Delta (other) | 0.0514** | (2.33) | −0.0952*** | (−3.89) | 0.0501** | (2.38) |
| Northern Central and Central Coast | −0.0176 | (−0.77) | −0.101*** | (−3.99) | −0.00827 | (−0.38) |
| Central Highlands | −0.0744** | (−1.99) | −0.153*** | (−3.65) | −0.0705** | (−1.97) |
| South East (other) | 0.125*** | (5.46) | −0.00519 | (−0.20) | 0.126*** | (5.71) |
| Mekong River Delta | 0.146*** | (6.02) | 0.0523* | (1.96) | 0.147*** | (6.34) |
| Ha Noi | 0.0514** | (2.31) | −0.226*** | (−9.19) | 0.116*** | (5.36) |
| Ho Chi Minh | 0.144*** | (6.01) | −0.264*** | (−10.08) | 0.176*** | (7.50) |
| % of female workers | −0.376*** | (−21.28) | −0.368*** | (−18.90) | −0.356*** | (−20.60) |
| Website | 0.114*** | (12.27) | 0.135*** | (13.80) | 0.105*** | (11.57) |
| Import–export activities | 0.318*** | (27.40) | 0.324*** | (25.84) | 0.307*** | (25.19) |
| R&D | 0.084*** | (7.21) | 0.269*** | (19.93) | 0.073*** | (6.57) |
| Ln(localisation index) | 0.015*** | (4.96) | 0.012*** | (3.79) | 0.013*** | (4.41) |
| Constant | 3.004*** | (33.87) | 2.729*** | (27.43) | 3.030*** | (34.99) |
| No. of obs | 65,097 | 53,562 | 61,032 | |||
| Adjusted R2 | 0.321 | 0.275 | 0.327 | |||
| F-statistics | 963 | 635 | 926 | |||
| Prob > F | 0.000 | 0.000 | 0.000 | |||
| (1) | (2) | (3) | ||||
|---|---|---|---|---|---|---|
| OLS with full dataset | Model with lagged | Model with subcontracting sample | ||||
| 0.169*** | (88.07) | 0.171*** | (41.29) | 0.168*** | (88.03) | |
| Sex | −0.022** | (−2.17) | −0.0235** | (−2.15) | −0.027*** | (−2.65) |
| Age | 0.024*** | (8.28) | 0.024*** | (7.42) | 0.028*** | (9.56) |
| Age squared | −0.000*** | (−7.40) | −0.000*** | (−5.72) | −0.000*** | (−8.60) |
| Bachelor’s degree | −0.220*** | (−9.20) | −0.235*** | (−9.44) | −0.233*** | (−10.01) |
| College degree or less | −0.291*** | (−11.38) | −0.348*** | (−13.00) | −0.307*** | (−12.32) |
| Short-term education | −0.319*** | (−11.26) | −0.407*** | (−13.68) | −0.341*** | (−12.37) |
| No certificates | −0.377*** | (−13.55) | −0.439*** | (−15.00) | −0.390*** | (−14.46) |
| Other | −0.285*** | (−9.68) | −0.354*** | (−11.43) | −0.307*** | (−10.76) |
| Collective | −0.756*** | (−12.25) | −0.862*** | (−13.57) | −0.739*** | (−12.38) |
| Private company | −0.375*** | (−7.31) | −0.524*** | (−10.30) | −0.385*** | (−7.77) |
| Limited company | −0.338*** | (−6.57) | −0.403*** | (−7.91) | −0.326*** | (−6.55) |
| Foreign company | −0.117** | (−2.26) | −0.070 | (−1.36) | −0.100** | (−2.01) |
| 5–9 workers | 0.437*** | (35.08) | 0.516*** | (37.46) | 0.361*** | (29.06) |
| 10–24 workers | 0.584*** | (46.18) | 0.751*** | (54.90) | 0.502*** | (40.07) |
| 25–49 workers | 0.672*** | (42.82) | 0.886*** | (53.45) | 0.583*** | (38.11) |
| 50–99 workers | 0.764*** | (41.83) | 1.036*** | (54.09) | 0.674*** | (38.05) |
| 100–199 workers | 0.823*** | (38.59) | 1.142*** | (51.03) | 0.732*** | (35.61) |
| 200–999 workers | 0.817*** | (37.81) | 1.110*** | (48.85) | 0.721*** | (34.52) |
| From 1,000 workers | 0.770*** | (20.94) | 1.021*** | (27.32) | 0.671*** | (19.13) |
| Red River Delta (other) | 0.0514** | (2.33) | −0.0952*** | (−3.89) | 0.0501** | (2.38) |
| Northern Central and Central Coast | −0.0176 | (−0.77) | −0.101*** | (−3.99) | −0.00827 | (−0.38) |
| Central Highlands | −0.0744** | (−1.99) | −0.153*** | (−3.65) | −0.0705** | (−1.97) |
| South East (other) | 0.125*** | (5.46) | −0.00519 | (−0.20) | 0.126*** | (5.71) |
| Mekong River Delta | 0.146*** | (6.02) | 0.0523* | (1.96) | 0.147*** | (6.34) |
| Ha Noi | 0.0514** | (2.31) | −0.226*** | (−9.19) | 0.116*** | (5.36) |
| Ho Chi Minh | 0.144*** | (6.01) | −0.264*** | (−10.08) | 0.176*** | (7.50) |
| % of female workers | −0.376*** | (−21.28) | −0.368*** | (−18.90) | −0.356*** | (−20.60) |
| Website | 0.114*** | (12.27) | 0.135*** | (13.80) | 0.105*** | (11.57) |
| Import–export activities | 0.318*** | (27.40) | 0.324*** | (25.84) | 0.307*** | (25.19) |
| R&D | 0.084*** | (7.21) | 0.269*** | (19.93) | 0.073*** | (6.57) |
| Ln(localisation index) | 0.015*** | (4.96) | 0.012*** | (3.79) | 0.013*** | (4.41) |
| Constant | 3.004*** | (33.87) | 2.729*** | (27.43) | 3.030*** | (34.99) |
| No. of obs | 65,097 | 53,562 | 61,032 | |||
| Adjusted | 0.321 | 0.275 | 0.327 | |||
| 963 | 635 | 926 | ||||
| Prob > | 0.000 | 0.000 | 0.000 | |||
Note(s): †Obtaining master’s degree or higher is the reference group
††State-owned enterprise is the reference group
†††Firms having from 1 to 4 workers is the reference group
††††Northern Mountains is the reference group
t statistics in parentheses
*p < 0.10, **p < 0.05 and ***p < 0.010
Source: Authors’ estimation using EC 2017
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