Table 4. Comparison of selected regression models explaining respondents’ suggested values for the total allowable commercial catch (TACC). Figures in bold highlight significant relationships (α = 0.05). OD = owner diver.

Factor Model I Model II
Model III
β s.e. p β s.e. p β s.e. p
Concern -0.21 0.05 < 0.001 -0.21 0.47 < 0.001 -0.18 0.05 0.001
Group
- Diver -0.18 0.31 0.563 -0.09 0.28 0.754 -0.52 0.22 0.022
- OD -0.27 0.33 0.413 -0.17 0.31 0.584 -0.45 0.28 0.234
- Son 0.01 0.41 0.981 0.18 0.34 0.598 -0.33 0.29 0.125
Fin. strain -0.04 0.07 0.611 -0.05 0.07 0.478 -0.05 0.07 0.582
Experience 0.03 0.01 0.042 0.02 0.01 0.019
Income % 0.00 0.00 0.467
Age -0.01 0.02 0.535
Model sig. F8,79=3.80 0.001 F6,81=4.95 < 0.001 F5,82=4.54 0.001
r² 0.28 0.27 0.22
Adj r² 0.21 0.21 0.17
Schwarz (BIC) -1.3 -9.0 -7.5