OLS and 2SLS regressions for business and investment climate in Tunisia
| Panel A: OLS | DV: Logarithm of value added | DV: Labour productivity | DV: Logarithm of TFP | Panel B: IV | DV: Logarithm of value added | DV: Labour productivity | DV: Logarithm of TFP |
|---|---|---|---|---|---|---|---|
| Business climate | −0.1553** (0.0775) | −0.1356 (0.1061) | −0.0337** (0.0142) | Business climate | −0.2348** (0.1102) | −0.2405 (0.1820) | −0.1095** (0.0473) |
| Logarithm of firm size | 0.7963*** (0.0519) | −0.3452*** (0.0772) | −0.3012*** (0.1128) | Logarithm of firm size | 0.7756*** (0.0528) | −0.3135*** (0.0836) | −0.2549** (0.1102) |
| Young firms | 0.3137 (0.2181) | 0.1371 (0.2996) | 0.2776 (0.3632) | Young firms | 0.1095 (0.2209) | 0.2302 (0.3600) | 0.3002 (0.3473) |
| Is one of the owners female? (Yes) | −0.1083 (0.1254) | 0.1031 (0.1817) | 0.2429 (0.2336) | Is one of the owners female? (Yes) | −0.1092 (0.1252) | 0.1056 (0.1965) | 0.2392 (0.2098) |
| Manager's years of experience | 0.0045 (0.0056) | −0.0064 (0.0092) | 0.0305*** (0.0162) | Manager's years of experience | 0.0036 (0.0056) | −0.0070 (0.0096) | 0.0347** (0.0150) |
| International quality assurance qualification (Yes) | 0.5755*** (0.1460) | 0.9365*** (0.2795) | 0.6566** (0.2879) | International quality assurance qualification (Yes) | 0.5426*** (0.1446) | 1.0938*** (0.2176) | 0.7241** (0.3189) |
| Is the firm part of another establishment? (Yes) | −0.1056 (0.1880) | −0.1616 (0.2670) | −0.3192 (0.3386) | Is the firm part of another establishment? (Yes) | −0.0934 (0.1834) | −0.2269 (0.2007) | −0.3866 (0.4339) |
| Firm status (public owned) | 0.0058 (0.0100) | −0.2084*** (0.0751) | 0.0055 (0.0321) | Firm status (public owned) | 0.0055 (0.0098) | −0.1882** (0.0860) | 0.0097 (0.0309) |
| No. observations | 391 | 301 | 172 | No. observations | 391 | 312 | 175 |
| R-square | 0.7123 | 0.6471 | 0.7453 | Centered R-Square | 0.5915 | 0.2397 | 0.1275 |
| Weak identification test | 18.158 [0.000] | 18.985 [0.000] | 9.030 [0.0014] | ||||
| Hansen J statistic | 4.686 [0.2336] | 5.009 [0.1711] | 5.987 [0.3220] |
| Panel A: OLS | DV: Logarithm of value added | DV: Labour productivity | DV: Logarithm of TFP | Panel B: IV | DV: Logarithm of value added | DV: Labour productivity | DV: Logarithm of TFP |
|---|---|---|---|---|---|---|---|
| Business climate | −0.1553** (0.0775) | −0.1356 (0.1061) | −0.0337** (0.0142) | Business climate | −0.2348** (0.1102) | −0.2405 (0.1820) | −0.1095** (0.0473) |
| Logarithm of firm size | 0.7963*** (0.0519) | −0.3452*** (0.0772) | −0.3012*** (0.1128) | Logarithm of firm size | 0.7756*** (0.0528) | −0.3135*** (0.0836) | −0.2549** (0.1102) |
| Young firms | 0.3137 (0.2181) | 0.1371 (0.2996) | 0.2776 (0.3632) | Young firms | 0.1095 (0.2209) | 0.2302 (0.3600) | 0.3002 (0.3473) |
| Is one of the owners female? (Yes) | −0.1083 (0.1254) | 0.1031 (0.1817) | 0.2429 (0.2336) | Is one of the owners female? (Yes) | −0.1092 (0.1252) | 0.1056 (0.1965) | 0.2392 (0.2098) |
| Manager's years of experience | 0.0045 (0.0056) | −0.0064 (0.0092) | 0.0305*** (0.0162) | Manager's years of experience | 0.0036 (0.0056) | −0.0070 (0.0096) | 0.0347** (0.0150) |
| International quality assurance qualification (Yes) | 0.5755*** (0.1460) | 0.9365*** (0.2795) | 0.6566** (0.2879) | International quality assurance qualification (Yes) | 0.5426*** (0.1446) | 1.0938*** (0.2176) | 0.7241** (0.3189) |
| Is the firm part of another establishment? (Yes) | −0.1056 (0.1880) | −0.1616 (0.2670) | −0.3192 (0.3386) | Is the firm part of another establishment? (Yes) | −0.0934 (0.1834) | −0.2269 (0.2007) | −0.3866 (0.4339) |
| Firm status (public owned) | 0.0058 (0.0100) | −0.2084*** (0.0751) | 0.0055 (0.0321) | Firm status (public owned) | 0.0055 (0.0098) | −0.1882** (0.0860) | 0.0097 (0.0309) |
| No. observations | 391 | 301 | 172 | No. observations | 391 | 312 | 175 |
| 0.7123 | 0.6471 | 0.7453 | Centered | 0.5915 | 0.2397 | 0.1275 | |
| Weak identification test | 18.158 [0.000] | 18.985 [0.000] | 9.030 [0.0014] | ||||
| Hansen J statistic | 4.686 [0.2336] | 5.009 [0.1711] | 5.987 [0.3220] |
Note(s): Standard errors within brackets, p-values within the square brackets, *** and ** indicate significance respectively at the 1 and 5% level. The period of analysis is 2013
Sharing content requires targeting cookies to be enabled. Please update your cookie preferences to use this feature.