* GDP in current $Billions'; data grdopr; label gdpcur='GDP in current $Billions' lgdp='LN of GDP in current $Billions' lglgdp='Lag of LN(GDPcur)'; year gdpcur time lgdp lglgdp --------------------------------------------- 1946 3.56 1 1.26976 . 1947 3.92 2 1.36609 1.26976 1948 4.32 3 1.46326 1.36609 1949 4.29 4 1.45629 1.46326 1950 4.72 5 1.55181 1.45629 1951 5.44 6 1.69378 1.55181 1952 5.74 7 1.74746 1.69378 1953 6.08 8 1.80500 1.74746 1954 6.11 9 1.80993 1.80500 1955 6.65 10 1.89462 1.80993 1956 7.01 11 1.94734 1.89462 1957 7.38 12 1.99877 1.94734 1958 7.48 13 2.01223 1.99877 1959 8.12 14 2.09433 2.01223 1960 8.43 15 2.13180 2.09433 1961 8.72 16 2.16562 2.13180 1962 9.37 17 2.23751 2.16562 1963 9.89 18 2.29152 2.23751 1964 10.62 19 2.36274 2.29152 1965 11.52 20 2.44408 2.36274 1966 12.62 21 2.53528 2.44408 1967 13.35 22 2.59152 2.53528 1968 14.58 23 2.67965 2.59152 1969 15.73 24 2.75557 2.67965 1970 16.58 25 2.80820 2.75557 1971 18.02 26 2.89148 2.80820 1972 19.81 27 2.98619 2.89148 1973 22.14 28 3.09739 2.98619 1974 23.97 29 3.17680 3.09739 1975 26.11 30 3.26232 3.17680 1976 29.13 31 3.37177 3.26232 1977 32.46 32 3.48001 3.37177 1978 36.69 33 3.60250 3.48001 1979 40.96 34 3.71260 3.60250 1980 44.59 35 3.79751 3.71260 1981 49.90 36 3.91002 3.79751 1982 51.92 37 3.94970 3.91002 1983 56.28 38 4.03034 3.94970 1984 62.49 39 4.13501 4.03034 1985 66.95 40 4.20395 4.13501 1986 70.82 41 4.26014 4.20395 1987 75.14 42 4.31935 4.26014 1988 80.87 43 4.39284 4.31935 1989 87.10 44 4.46706 4.39284 1990 91.98 45 4.52157 4.46706 1991 94.75 46 4.55124 4.52157 1992 100.00 47 4.60517 4.55124 1993 105.02 48 4.65415 4.60517 1994 111.25 49 4.71178 4.65415 1995 116.35 50 4.75660 4.71178 1996 122.29 51 4.80640 4.75660 1997 129.39 52 4.86283 4.80640