Table 9 SURE estimates of the effects of seasonality, grain market liberalization, rainfall and food aid on white
________________teff price levels based on the assumption of weak market integration (1984:10 to 1993:12)_____________
Independent |
Markets | |||||
Addis Ababa |
Hosaenna |
Dire Dawa |
Bako |
Bahir Dar |
Mekele | |
Constant |
46.88a |
89.66a |
99.26a |
18.03b |
51.85a |
127.00a |
April |
0.05 |
10.92 |
2.51 |
0.05 |
11.29c |
21.55c |
May |
17.55a |
11.14 |
6.44 |
8.22c |
5.32 |
39.45a |
June |
22.59a |
23.32a |
13.50 |
15.33a |
13.41c |
59.10a |
July |
23.85a |
20.93b |
16.64 |
10.10c |
15.48b |
59.65a |
Aug |
28.20a |
24.44b |
26.83b |
7.20 |
20.07c |
43.25a |
Sept |
31.83a |
19.03c |
8.53 |
7.70 |
24.20 |
61.09a |
Oct |
36.88a |
17.88c |
3.34 |
16.02b |
18.01 |
48.56a |
Nov |
17.64b |
11.23 |
10.23 |
8.70 |
20.14c |
36.13a |
Dec |
5.51 |
-5.46 |
-4.48 |
-3.12 |
24.37a |
17.94 |
Jan |
1.67 |
-3.39 |
19.60c |
-9.92b |
1.53 |
-6.83 |
Feb |
2.17 |
-3.06 |
5.91 |
-5.08 |
10.74 |
13.86 |
Dlib12 |
-0.47 |
24.96a |
-5.05 |
2.89 |
16.69a |
-48.83a |
RF |
-0.10a |
-0.06 |
-0.03 |
-0.06a |
-0.05 |
-0.33a |
FAID |
-0.000518b |
0.009156 |
-0.000166 |
0.0022 |
-0.0000606 |
-0.000148b |
Pt-1 |
0.80a |
0.37a |
0.65a |
0.89a |
0.62a |
0.69a |
Diagnostics | ||||||
R2 |
0.83 |
0.66 |
0.54 |
0.87 |
0.73 |
0.95 |
JB |
1.06 |
5.54c |
9.34a |
1.08 |
2.55 |
0.35 |
Q-S |
5.19 |
11.30 |
5.38 |
4.47 |
5.65 |
11.94c |
Note: a, b, and c indicate statistical significance at a probability of less than 1%, 5% and 10% respectively.
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