RT Article T1 Factors affecting motor vehicle deaths in the USA: some cross-sectional evidence JF Applied economics VO 19 IS 6 SP 753 OP 763 A1 Zlatoper, T. J. LA English YR 1987 UL https://krimdok.uni-tuebingen.de/Record/1637982496 K1 Verkehrsunfälle K1 USA