scholarly journals Alternatives For Incorporating Opportunity Cost Of Time In Recreation Demand Models

2011 ◽  
Vol 9 (12) ◽  
pp. 1
Author(s):  
Chris Azevedo

The importance of accounting for a respondents travel time in recreation demand models is well established. In practice, most analysts use a fixed fraction of the respondents wage rate to value travel time. However, other approaches have been suggested in the literature. In this paper revealed and stated preference data on Iowa wetland usage is used to explore various specifications of travel time. It is shown that the choice of a particular specification has a direct impact on welfare estimates as well as the consistency between revealed and stated preference data.

Author(s):  
Kazuya Kawamura

Value of time for trucks was estimated from stated preference data collected in California. Truckers were asked about a choice between an existing free road versus a toll facility for different combinations of travel time and cost. Estimation was based on the point of diversion at which the switch of facility occurred in the stated preference questions and also on the use of a modified logit model in which the coefficients to be estimated were assumed to be distributed lognormally across the population. Comparisons between data sets that were segmented according to business type, shipment size, and the method of driver compensation indicated that for-hire trucks tend to have higher values of time than private ones and the companies that pay drivers hourly wages have higher values of time than those who pay commissions or fixed salary.


Author(s):  
Konstantinos V. Katsikopoulos ◽  
Duse-Anthony Yawa ◽  
Donald L. Fisher ◽  
Susan A. Duffy

1983 ◽  
Vol 59 (3) ◽  
pp. 259 ◽  
Author(s):  
V. Kerry Smith ◽  
William H. Desvousges ◽  
Matthew P. McGivney

Author(s):  
Rongfang Liu ◽  
Ram M. Pendyala ◽  
Steven Polzin

Since the passage of the Intermodal Surface Transportation Efficiency Act of 1991 there has been an increasing interest in the planning and design of an intermodal passenger transportation system. It has long been recognized that modal transfer has a certain penalty associated with it. The recent surge in intermodal planning merits an in-depth examination and accurate measurement of the penalties associated with transfers between modes. Current planning procedures usually involve an ad hoc treatment of transfer penalties based on various assumptions of wait time and value of time. To better assess the disutility associated with modal transfers, discrete choice models are used to quantify transfer penalties and their effects on mode choice in different transfer contexts. Revealed and stated preference data from the New York–New Jersey commute corridors are used to estimate logit models of mode choice reflecting the impacts of modal transfers. The model results suggest that the penalty factor associated with transfer time should be higher than that traditionally used in travel demand models and that the value of the transfer penalty varies according to the type of modal transfer.


1999 ◽  
Vol 16 ◽  
pp. 955-961
Author(s):  
Hongzhi Guan ◽  
Kazuo Nishii ◽  
Atsushi Tanaka ◽  
Takeshi Morikawa

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