opportunity (; ). We hope these findings contribute to the development of robust theory about how organizations operate in and manage such environments. Table 1. Descriptive statistics of variables Std. Variable Construction Obs. Mean Dev Min Max MPG City-highway miles per gallon of 10,505 24.5 6.9 9 69 gasoline, U.S. EPA WEIGHT Weight of the vehicle (pounds) 10,505 3,497 792 1,750 6,000 POWER Engine horsepower 10,505 124 43 41 478 Dummy var: (1) auto. trans. or (0) AUTO 10,505 0.52 - 0 1 man. trans. ENGINECC Engine displacement in cubic 10,505 3,110 1,416 802 7,538 centimeters Dummy var: (1) carburetor or (0) CARB 10,505 0.46 - 0 1 electronic fuel injection EFI Dummy var: (1) electronic fuel 10,505 0.54 - 0 1 injection or (0) carburetor FFS Dummy var: (1) feedback fuel 10,505 0.71 - 0 1 system or (0) none Dummy var: (1) obs 1978-83 or (0) PRE 10,505 0.27 - 0 1 obs 1984-92 POST Dummy var: (1) obs 1984-92 or (0) 10,505 0.73 - 0 1 obs 1978-83
opportunity (; ). We hope these findings contribute to the development of robust theory about how organizations operate in and manage such environments. Table 1. Descriptive statistics of variables Variable Construction Obs. Mean Std. Dev Min Max MPG City-highway miles per gallon of gasoline, U.S. EPA 10,505 24.5 6.9 9 69 WEIGHT Weight of the vehicle (pounds) 10,505 3,497 792 1,750 6,000 POWER Engine horsepower 10,505 124 43 41 478 AUTO Dummy var: (1) auto. trans. or (0) man. trans. 10,505 0.52 - 0 1 ENGINECC Engine displacement in cubic centimeters 10,505 3,110 1,416 802 7,538 CARB Dummy var: (1) carburetor or (0) electronic fuel injection 10,505 0.46 - 0 1 EFI Dummy var: (1) electronic fuel injection or (0) carburetor 10,505 0.54 - 0 1 FFS Dummy var: (1) feedback fuel system or (0) none 10,505 0.71 - 0 1 PRE Dummy var: (1) obs 1978-83 or (0) obs 1984-92 10,505 0.27 - 0 1 POST Dummy var: (1) obs 1984-92 or (0) obs 1978-83 10,505 0.73 - 0 1