References
- Department of Transport . 1993 . Transport Statistics Great Britain , London : HMSO .
- Hillman , H. , Adams , J. and Whitelegg , J. 1991 . One False Move. A Study of Children's Independent Mobility , London : Policy Studies Institute .
- Keeler , T. E. 1994 . Highway safety, economic behavior, and driving environment . American Economic Review , 84 ( 3 ) : 684 – 693 .
- Peltzman , S. 1975 . The effects of automobile safety regulation, Journal of Political . Economy , 83 ( 4 ) : 677 – 725 .
- Smeed , R. J. 1949 . Some statistical aspects of road safety research . Journal of the Royal Statistical Society, Series A, Part 1 , CXII : 1 – 34 .
- Smeed , R. J. 1968 . Variations in the pattern of accident rates in different countries and their causes . Traffic Engineering and Control , 10 : 364 – 371 .
- Smeed , R. J. and Jeffcoate , G. O. 1970 . Effects of changes in motorisation in various countries on the number of road fatalities . Traffic Engineering and Control , 12 : 150 – 151 .