Table 7
Standard errors for select categories of buildings and a test for differences
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| Estimate of depreciation rate | Difference of estimates between periods | ||
|---|---|---|---|
| 1985 to 2001 | 2002 to 2010 | ||
| standard error | t-test | ||
| Asset description and code | |||
| Plants for manufacturing, processing and assembling goods (1001) | 0.004 | 0.012 | 0.259 |
| Warehouses, refrigerated storage, freight terminals (1006) | 0.004 | 0.011 | 2.012Note * |
| Maintenance garages, workshops, equipment storage facilities (1008) | 0.006 | 0.585 | 0.013 |
| Office buildings (1013) | 0.004 | 0.008 | 4.104Note * |
| Shopping centres, plazas, malls, stores (1016) | 0.012 | 0.011 | 4.322Note * |
| Other industrial and commercial (1099) | 0.005 | 0.016 | 2.306Note * |
| Telephone and cablevision lines, underground and marine cables (3002) | 0.059 | 0.026 | 0.361 |
| Communication towers, antennae, earth stations (3003) | 0.009 | 0.008 | 0.890 |
| Mean, all assets | 0.007 | 0.037 | 1.029 |
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