The Response of Ethiopian Grain Markets to Liberalization



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
variables '

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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