• Title/Summary/Keyword: Transportation policy evaluation

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A Proposal for the Evaluation Method Improvement of Transport Investment with the Transportation Policy Change (교통정책변화에 따른 교통투자평가방법 개선에 관한 제언)

  • 방연근;김현웅
    • Proceedings of the KSR Conference
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    • 2000.05a
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    • pp.43-50
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    • 2000
  • This paper shows the recent changes of national transportation policies in some developed countries and argues that the evaluation method of the effect of transportation investment on national economy should be improved to reveal real impact of the investment. The evaluation method should develope effective performance indicators of the goals set in national transportation policy. To estimate correctly the magnitude of transportation services in national economy, the evaluation method also provides a way to measure in-house transportation services and to overcome the limits of marginal effect equal equation.

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Evaluation of Transportation Policy Using Multidimensional Scaling Method (다차원척도법에 의한 교통정책 평가 인지 차이 분석에 관한 연구)

  • Lee, Won Gyu;Jung, Hun Young;Ko, Sang Seon;Yoon, Hang Mook
    • KSCE Journal of Civil and Environmental Engineering Research
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    • v.30 no.3D
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    • pp.255-261
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    • 2010
  • The evaluation regarding a transportation policy by an evaluation volition viewpoint there is a difference. Consequently the insurgent analysis which is simple compared to against the evaluation object it was accurate, the analysis which leads the order anger probably is necessary. The research which it sees for the evaluation regarding the transportation policy of the metropolis divided in road being understood, public transportation, parking and pedestrian environment, wide area transportation and transportation information and transportation field whole. And against these field it tried the ALSCAL method and MDPREF method which is a Multidimensional Scale method and it analyzed. The regression analysis result for a dimensional analysis ALSCAL method the case of the transportation policy star improvement degree which it follows in introduction presence of intelligence transportation system and MDPREF method it confronted to the transportation policy star improvement degree which it follows in expansion to construction of specific function appeared with the fact that it is the tendency probably. And the evaluation object and evaluation in the object which will cut the positioning one result was each divided in 4 group. And two methods all it was visible a similar tendency. The ALSCAL method currently transportation system construction degree condition in base and, the MDPREF method currently improvement degree of the transportation policy which it follows in traffic system construction appeared with the fact that it is desirable to establish a hereafter traffic policy in base.

Limits of Logit Models in Transportation Policy Evaluation : Expected Utilities in Logit Models (교통정책평가에 있어 Logit모형의 한계 : Logit모형에 있어서의 기대효용)

  • 조중래
    • Journal of Korean Society of Transportation
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    • v.5 no.1
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    • pp.25-31
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    • 1987
  • This article shows that, in the logit models, the(conditional) expected utility of the decision makers choosing an alternative is invariant across all alternatives. This property of the logit model implies that the logit model can not explain the distributional wealfare effects of a transportation policy (or transportation investment) among different alternatives, and thus the logit model is not proper for evaluating transportation policy in equity aspects.

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