Table 3 Testing for dependence between hours worked off-farm by operator and spouse
From: Effect of health insurance coverage on labor allocation: evidence from US farm households
Frank copula | Kendall's ? | Dependence parameter | Standard error |
|---|---|---|---|
Pooled | 0.2250 | 1.3844*** | (0.0490) |
2008 | 0.1896 | 1.1576*** | (0.0858) |
2007 | 0.2543 | 1.5760*** | (0.0863) |
2006 | 0.2280 | 1.4035*** | (0.0827) |
Clayton copula | Kendall's ? | Dependence parameter | Standard error |
Pooled | 0.2744 | 0.7563*** | (0.0230) |
2008 | 0.2317 | 0.6030*** | (0.0385) |
2007 | 0.3135 | 0.9135*** | (0.0426) |
2006 | 0.2737 | 0.7536*** | (0.0383) |