A Systems View Across Time and Space
Table 1 Summary statistics
From: Labour productivity among small- and medium-scale enterprises in Uganda: the role of innovation
Variable | N | Mean | Sd | p50 | min | max |
|---|---|---|---|---|---|---|
Sales per worker | 451 | 16.31607 | 2.093108 | 16.13052 | 10.08581 | 24.38683 |
Value added per worker | 128 | 15.98301 | 2.114016 | 15.90234 | 11.0021 | 24.38681 |
Firm size (medium = 1) | 698 | 0.3409742 | 0.4743766 | 0 | 0 | 1 |
Labour cost | 410 | 16.48001 | 1.932582 | 16.31032 | 3.912023 | 24.11104 |
Innov | ||||||
 Innovation_1 (yes = 1) | 698 | 0.1174785 | 0.3222205 | 0 | 0 | 1 |
 Innovation_2 (yes = 1) | 698 | 0.1318052 | 0.3385214 | 0 | 0 | 1 |
 Innovation_3 (yes = 1) | 698 | 0.1848138 | 0.3884247 | 0 | 0 | 1 |
 Innovation_4 (yes = 1) | 698 | 0.3237822 | 0.4682536 | 0 | 0 | 1 |
Age | 646 | 15.16563 | 9.899125 | 14 | 2 | 87 |
Age squared | 646 | 327.8375 | 554.779 | 196 | 4 | 7569 |
Experience | 670 | 13.37313 | 8.208122 | 12 | 1 | 41 |
Certification (yes = 1) | 636 | 0.1509434 | 0.3582755 | 0 | 0 | 1 |
Export (yes = 1) | 698 | 0.0816619 | 0.2740453 | 0 | 0 | 1 |
ICT (yes = 1) | 698 | 0.1805158 | 0.3848923 | 0 | 0 | 1 |
Gender (yes = 1) | 698 | 0.8266476 | 0.3788231 | 1 | 0 | 1 |
Tax rate (obstacle = 1) | 693 | 0.6392496 | 0.4805651 | 1 | 0 | 1 |
Transport (constraint = 1) | 697 | 0.5093257 | 0.500272 | 1 | 0 | 1 |
Land access (constraint = 1) | 671 | 0.414307 | 0.4929695 | 0 | 0 | 1 |
Corruption (obstacle = 1) | 692 | 0.5375723 | 0.498947 | 1 | 0 | 1 |
Labour education (obstacle = 1) | 691 | 0.4109986 | 0.4923714 | 0 | 0 | 1 |
Electricity (obstacle = 1) | 697 | 0.6011478 | 0.4900139 | 1 | 0 | 1 |
Credit access (obstacle = 1) | 677 | 0.7060561 | 0.4559034 | 1 | 0 | 1 |
Sector (manufacturing = 1) | 698 | 0.4641834 | 0.4990732 | 0 | 0 | 1 |
Region | ||||||
 Jinja (yes = 1) | 698 | 0.1217765 | 0.327262 | 0 | 0 | 1 |
 Lira (yes = 1) | 698 | 0.0558739 | 0.2298428 | 0 | 0 | 1 |
 Mbale (yes = 1) | 698 | 0.1117479 | 0.3152819 | 0 | 0 | 1 |
 Mbarara (yes = 1) | 698 | 0.1332378 | 0.3400753 | 0 | 0 | 1 |
 Wakiso (yes = 1) | 698 | 0.0959885 | 0.2947868 | 0 | 0 | 1 |