From: Investigating the international prices of wheat and rice
 | Wheat | Rice |
---|---|---|
Level (μT) | 5.59 [0.000] | 5.49 [0.000] |
Slope (βT) | 0.011 [0.04] | - |
Seasonal χ2 test | 29.8 [0.000] | 11.63 [0.008] |
Cycle1 (ΨT) amplitude | 0.045 | 0.049 |
Seasonal effects γΤ: | ||
Period: | ||
1 | 0.023 [0.002] | 0.009 [0.386] |
2 | −0.034 [0.000] | 0.002 [0.866] |
3 | −0.009 [0.185] | 0.005 [0.657] |
4 | 0.021 [0.003] | −0.016 [0.138] |
Regression effects in final state at time 2012(4) | ||
Interventions (dj): | ||
Coefficients | ||
Lb 1986 (2) | −0.21 [0.004] |  |
Lb 1986 (3) |  | −0.16 [0.017] |
Lb 1987 (3) | Â | 0.32 [0.000] |
Lb 1988 (2) | 0.21 [0.002] | Â |
Lb 1990 (2) |  | −0.21 [0.002] |
Lb 1993 (4) | Â | 0.39 [0.000] |
Otr 1993 (4) | 0.14 [0.003] | Â |
Lb 1994 (2) |  | −0.26 [0.000] |
Otr 1995 (1) | −0.13 [0.005] |  |
Lb 1996 (3) | −0.27 [0.000] |  |
Otr 1998 (3) | −0.12 [0.009] |  |
Otr 2002(3) | 0.284 [0.000] | Â |
Otr 2002(4) | 0.15 [0.010] | Â |
Lb 2006 (2) | 0.18 [0.008] | Â |
Lb 2007 (3) | 0.26 [0.000] | Â |
Lb 2007 (4) | Â | 0.19 [0.006] |
Lb 2008 (1) | 0.21 [0.003] | Â |
Otr 2008 (1) | Â | 0.53 [0.000] |
Lb 2008 (2) | Â | 0.76 [0.000] |
Lb 2008 (4) | −0.32 [0.000] | −0.23 [0.002] |
Otr 2009 (1) | Â | 0.08 [0.073] |
Lb 2009 (3) | −0.36 [0.000] |  |
Lb 2010 (3) | 0.52 [0.000] | Â |
Otr 2011(4) | −0.11 [0.022] |  |