scholarly journals Analysis of Salmonella sp bacterial contamination on Vannamei Shrimp using binary logit model approach

2018 ◽  
Vol 1008 ◽  
pp. 012024
Author(s):  
P P Oktaviana ◽  
K Fithriasari
Author(s):  
Babak Mirbaha

Pedestrian safety has become a serious problem with the rapid growth of motorised vehicle in transportation system in developing counties. Pedestrians often respond differently to changes in surrounding and traffic conditions. A study was undertaken to investigate pedestrians’ gap acceptance and the parameters affecting their risk-taking behaviours based on time-to-collision and post-encroachment-time indexes. Three signalised intersections and two midblock crossings were selected in Qazvin, Iran. A total of 752 pedestrians were examined by video recording and field observation, and pedestrians’ gap acceptance behaviour was estimated by using binary logit model. Results showed that the average time to collision and post-encroachment time were 4.27 s and 1.44 s, respectively. In addition, the presence of children alongside the older pedestrians led to a less risk-taking crossing. Additionally, pedestrian risk-taking was reduced by increasing both time indexes. Rainy weather also reduced pedestrians’ risk-taking behaviour. Elasticity analysis indicated that parameters such as pedestrians’ conflict with vehicles at the first or second half of the crossings, walking with a child, speed of the approaching vehicle, the crossing type and running while crossing were the most important factors in pedestrian risk-taking.


2020 ◽  
Vol 1 (3) ◽  
pp. 1-10
Author(s):  
Mutaz Minwer Halal Alharbi

The aim of this article is to assess entrepreneurship activities in Jordan and present how start-ups reduce unemployment. The article also explores the challenges that start-ups face and how such challenges hinder entrepreneurs from engaging in business smoothly. The sample of the study comprises two hundred start-ups distributed in different regions in the country. The method of analysis employed is primarily descriptive statistics in the form of frequencies. Moreover, the binary logit model is used to check the prospects of self-employment and business creation attitudes among youth. The findings of the study reveal that entrepreneurship is one of the main strategies for creating jobs in Jordan, and it contributes to the overall growth of national economy. The study also reveals that the major challenges to engage in start-ups are related to financing and fundraising, regulations of taxation and interpretations of laws. The study also identified a considerable lack of entrepreneurial training at the early stages of business creation.


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