The driver acceptance of intelligent speed adaptation systems in Türkiye and Israel: The utility of theory of planned behavior and prototype willingness model

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2023-11
Töre, Berfin
Speeding is a universal problem for traffic safety around the world. In recent years, technology becomes more important to solving traffic safety problems. One of the specific technological advancements to overcome speeding problem is intelligent speed adaptation (ISA) systems. Although the ISA systems have been found to increase traffic safety, the standard role of drivers in driving a vehicle is challenged by these systems. Therefore, driver acceptance is essential for the implementation of ISA systems. The current study examines the utility of an integrative model based on the theory of planned behavior (TPB) and the prototype willingness model (PWM), which are two popular decision-making frameworks. A total of 334 drivers from Türkiye and 359 drivers from Israel completed a set of questionnaires regarding TPB and PWM constructs via an online link. The data was analyzed by using structural equation modeling. The results showed that the driver acceptance of informative type of ISA was the highest in Türkiye and Israel. Moreover, the integrative model explained driver acceptance of informative type of ISA the best whereas both PWM and the integrative model explained better the driver acceptance of supportive and intervening types of ISA than TPB in both Türkiye and Israel. Although the integrative model differed between two countries, the reasoned path seems to be more important in Türkiye and Israel for all three types of ISA. The findings, implications and limitations were discussed in the light of the literature.
Citation Formats
B. Töre, “The driver acceptance of intelligent speed adaptation systems in Türkiye and Israel: The utility of theory of planned behavior and prototype willingness model,” Ph.D. - Doctoral Program, Middle East Technical University, 2023.