首页 | 本学科首页   官方微博 | 高级检索  
     检索      


Why the per capita traffic fatality rate is falling
Authors:Frank A Haight
Institution:

Frank A. Haight, PhD, is Professor of Statistics and Transportation, The Pennsylvania Transportation Institute, Pennsylvania State University, University Park, PA 16802, USA

Abstract:Various fatality rates are compared, and the historical relationship between the fatality rate per capita and the vehicle miles of travel is explored. There is an indication of travel saturation beginning about 1979.
Keywords:
本文献已被 ScienceDirect 等数据库收录!
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号