162 INTERDEPENDENCIES AMONG CORPORATE FINANCIAL POLICIES
TABLE 6.17 (Continued)
1976 1977 1978 1979Variable Coeff T-Stat Coeff T-Stat Coeff T-Stat Coeff T-Stat
Intercept –0.001 –1.11 –0.008 –2.48 0.001 0.17 0 0.35
RDL 0.89 46.93 0.904 16.83 0.838 19.23 0.987 62.65
Size –0.01 –2.14 –0.022 –1.19 0.105 3.92 –0.038 –3
PKL 0.003 0.69 0.034 3.46 –0.019 –1.84 0.002 0.56
IS 0.036 2.62 0.185 7.08 0.145 4.41 0.015 1.98
DS 0.027 1 –0.603 –5.86 0.194 3.37 –0.048 –2.15
FS –0.046 –2.42 –0.335 –6.59 –0.319 –6.2 –0.024 –2.54
F-Statistic 442.69 69.31 72.08 717.7
Adj R2 0.89 0.54 0.55 0.93
1980 1981 1982 1983Variable Coeff T-Stat Coeff T-Stat Coeff T-Stat Coeff T-Stat
Intercept –0.001 –0.84 –0.002 –2.23 0 0.04 –0.001 –0.9
RDL 0.994 77.25 1.121 72.65 0.999 36.08 0.951 78.38
Size 0.033 2.86 –0.071 –4.51 –0.116 –2.34 –0.081 –3.75
PKL 0.005 2.39 0.01 3.25 0.011 1.47 0.025 4.18
IS 0.003 0.23 0.001 0.15 0.057 3.53 –0.053 –3.79
DS –0.018 –1.16 –0.053 –1.76 –0.076 –1.76 0.032 0.7
FS 0.003 0.15 0.003 0.26 –0.189 –5.61 0.09 4.58
F-Statistic 1,153.31 917.92 760.17 1,183.97
Adj R2 0.95 0.94 0.93 0.95
1984 1985 1986 1987Variable Coeff T-Stat Coeff T-Stat Coeff T-Stat Coeff T-Stat
Intercept 0.009 2.95 0.01 3.08 –0.035 –3.53 0.03 1.58
RDL 0.631 44.3 0.434 33.18 0.905 13.13 0.342 5.98
Size 0.024 0.3 0.019 0.22 1.962 8 –1.243 –2.76
PKL 0.003 2.32 –0.003 –0.62 –0.052 –1.73 –0.023 –1.55
IS –0.064 –1.17 0.174 5.66 0.245 3.16 0.59 5.27
DS 0.07 0.53 –0.194 –1.84 0.833 3.29 –1.136 –1.34
FS 0.375 3.15 0.044 2.98 0.301 3.47 –1.102 –5.81
F-Statistic 1,043.25 270.26 140.48 26.21
Adj R2 0.94 0.8 0.67 0.25