|
Table 4. Own Price and Advertising Elasticities, and Interaction-Related Rotation Effects | |||||
|
Model/Commodity |
Own-price |
Own-adv. |
Interaction-related |
Wald stat. |
No rotation: γi = 0 |
|
Linear (Model F ) |
11.11 |
Yes | |||
|
Milk |
-0.026 |
-- |
-- | ||
|
Juices |
-0.720 |
-- |
-- | ||
|
Soft drinks |
-0.604 |
0.075 |
0.357 | ||
|
Coffee & tea |
-0.444 |
0.097 |
-0.218 | ||
|
Semi-log (Model G) |
19.08 |
Yes | |||
|
Milk |
0.106 |
-- |
-- | ||
|
Juices |
-0.439 |
-- |
-- | ||
|
Soft drinks |
-0.563 |
0.079 |
0.149 | ||
|
Coffee & tea |
-0.343 |
-- |
-- | ||
|
Double-log (Model H ) |
2.29 |
No | |||
|
Milk |
0.108 |
-- |
-- | ||
|
Juices |
-0.462 |
-- |
-- | ||
|
Soft drinks |
-0.366 |
-- |
-- | ||
|
Coffee & tea |
-0.337 |
-- |
-- | ||
|
Rotterdam (Model I) |
0.98 |
No | |||
|
Milk |
-0.102 |
-- |
-- | ||
|
Juices |
-0.427 |
-- |
-- | ||
|
Soft drinks |
-0.428 |
-- |
-- | ||
|
Coffee & tea |
-0.269 |
-- |
-- | ||
|
AIDS (Model J) |
11.76 |
Yes | |||
|
Milk |
-0.447 |
0.019 |
-0.073 | ||
|
Juices |
-0.843 |
-- |
-- | ||
|
Soft drinks |
-0.772 |
0.069 |
0.049 | ||
|
Coffee & tea_______ |
-0.324 |
0.023 |
-0.116 | ||
24