a report made to the U. S. Congress in 2001, the National Academy of Sciences cautioned that if fuel economy encourages the production of smaller and lighter cars, "Some additional traffic fatalities would be expected." This statement suggests that Group of answer choices there is a tradeoff between safety and fuel economy. U. S. auto manufacturers are more concerned about producing fuel efficient cars to compete with their Japanese and South Korean rivals than about consumer safety. society should value safety more highly than fuel economy. society should value fuel economy more highly than consumer safety because of the long term environment benefits generated by less gasoline use. pdf - hero