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Appendix. Cointegration Tests
Table A.1. Cointegration Test. California and Sonora Output
Sample (adjusted): 1998 2013
Included observations: 16 after adjustments
Trend assumption: Linear deterministic trend
Lags interval (in first differences): 1 to 2
Unrestricted Cointegration Rank Test (Trace)
Hypothesized
Trace
0.05
No. of CE(s) Eigenvalue Statistic Critical Value Prob.**
None *
0.460988 17.49388 15.49471
0.0247
At most 1 *
0.378333 7.605612 3.841466
0.0058
Trace test indicates 2 cointegrating eqn(s) at the 0.05 level
* denotes rejection of the hypothesis at the 0.05 level
**MacKinnon-Haug-Michelis (1999) p-values
Source : Ow n estimates, based on SIACON and USDA.
Table A.2. Cointegration Test. California and Sonora Area
Sample (adjusted): 1997 2013
Included observations: 17 after adjustments
Trend assumption: No deterministic trend
Lags interval (in first differences): 1 to 1
Unrestricted Cointegration Rank Test (Trace)
Hypothesized
Trace
0.05
No. of CE(s) Eigenvalue Statistic Critical Value Prob.**
None *
0.429579 12.70839 12.3209
0.043
At most 1
0.169869 3.164929 4.129906
0.0891
Trace test indicates 1 cointegrating eqn(s) at the 0.05 level
* denotes rejection of the hypothesis at the 0.05 level
**MacKinnon-Haug-Michelis (1999) p-values
Source : Ow n estimates, based on SIACON and USDA.