Table 1: Goodness of fit and model selections of the best meat or poultry cost function
models.
Industry |
Model Number |
Description |
Test Variable |
Test |
Parameters |
Restric- |
G-J Value |
Model |
Meat |
J_____ |
P,LB1 |
- |
10_________ |
- |
186.6 |
- | |
II_________ |
(P,LB,S,T)2 |
Both (T,S) |
I vs II |
21_________ |
11 |
159.5 |
— — ,**⅛ 27.1 | |
III |
(P,LB,S) 3 |
Technology (T) |
II vs. III |
15__________ |
_6_______ |
171.5 |
12.0 | |
IV |
(P,LB,T) 4 |
Sanitation and Process Control (S) |
II vs. IV |
15 |
6 |
173.4 |
T _ * 13.9 | |
Meat Processing |
J_____ |
P,LB1 |
- |
10_________ |
- |
586.8 |
- | |
II_________ |
(P,LB,S,T)2 |
Both (T,S) |
I vs II |
21_________ |
11 |
555.9 |
— ʌ ʌ * * * 30.9 | |
III |
(P,LB,S) 3 ' |
Technology (T) |
II vs. III |
15__________ |
_6_______ |
563.8 |
7.9 | |
IV |
(P,LB,T) 4 |
Sanitation (S)_______ |
II vs. IV |
15__________ |
_6_______ |
574.2 |
18.3 | |
Poultry |
J_____ |
P,LB1 |
- |
10_________ |
- |
126.4 |
- | |
II_________ |
(P,LB,S,p2 |
Both (T,S) |
I vs II |
21_________ |
11 |
113.6 |
12.8 | |
III |
(P,LB,S) 3 ' |
Technology (T) |
II vs. III |
15__________ |
_6_______ |
121.1 |
7.5 | |
IV |
(P,LB,T) 4 |
Sanitation (S)_______ |
II vs. IV |
15__________ |
_6_______ |
119.1 |
5.5 | |
Regu- | ||||||||
Meat |
J_____ |
P,LB1 |
- |
10_________ |
- |
417.0 |
- | |
III |
(P,LB,R) 3 |
Sanitation (S)_______ |
I vs. III |
15__________ |
5 |
410.0 |
7.0 | |
Meat Processing |
J_____ |
P,LB1 |
- |
10_________ |
1,278 |
- | ||
III |
(P,LB,R) 3 |
Sanitation (S)_______ |
I vs. III |
15__________ |
5 |
1,228 |
_ ʌ ʌ * * * 50.0 | |
Chicken |
J_____ |
P,LB1 |
- |
10_________ |
348.3 |
- | ||
III |
(P,LB,R) 3 |
Sanitation (S)_______ |
I vs. III |
15__________ |
5 |
332.6 |
Σ _** 15.7 | |
* significant at the 90% level, ** significant at the 95% level, *** significant at the 99% level
1 Model I: base model consisting of prices (P) and pounds of output (LB) and denoted (P,LB).
2 Model II: Adds technology (T) and sanitation and process control (S) to (P,LB) to make
(P,LB,S,T).
3 Model III: Removes T from II to make (P,LB,S).
4 Model IV; Removes S from II to make (P,LB,T).
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