古扎拉蒂 《计量经济学》(英文 第四版 )课后习题数据Table 7.9

Table 7.9
Demand for Chickens, United States, 1960-1982
YEAR = Year
Y = Per Capita Consumption of Chickens, Pounds
X2 = Real Disposable Income Per Capita, $
X3 = Real Retail Price of Chicken Per Pound, Cents
X4 = Real Retail Price of Pork Per Pound, Cents
X5 = Real Retail Price of Beef Per Pound, Cents
X6 = Composite Real Price of Chicken Substitutes Per Pound, Cents

YEAR Y X2 X3 X4 X5 X6
1960 27.8 397.5 42.2 50.7 78.3 65.8
1961 29.9 413.3 38.1 52.0 79.2 66.9
1962 29.8 439.2 40.3 54.0 79.2 67.8
1963 30.8 459.7 39.5 55.3 79.2 69.6
1964 31.2 492.9 37.3 54.7 77.4 68.7
1965 33.3 528.6 38.1 63.7 80.2 73.6
1966 35.6 560.3 39.3 69.8 80.4 76.3
1967 36.4 624.6 37.8 65.9 83.9 77.2
1968 36.7 666.4 38.4 64.5 85.5 78.1
1969 38.4 717.8 40.1 70.0 93.7 84.7
1970 40.4 768.2 38.6 73.2 106.1 93.3
1971 40.3 843.3 39.8 67.8 104.8 89.7
1972 41.8 911.6 39.7 79.1 114.0 100.7
1973 40.4 931.1 52.1 95.4 124.1 113.5
1974 40.7 1021.5 48.9 94.2 127.6 115.3
1975 40.1 1165.9 58.3 123.5 142.9 136.7
1976 42.7 1349.6 57.9 129.9 143.6 139.2
1977 44.1 1449.4 56.5 117.6 139.2 132.0
1978 46.7 1575.5 63.7 130.9 165.5 132.1
1979 50.6 1759.1 61.6 129.8 203.3 154.4
1980 50.1 1994.2 58.9 128.0 219.6 174.9
1981 51.7 2258.1 66.4 141.0 221.6 180.8
1982 52.9 2478.7 70.4 168.2 232.6 189.4