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Longcheng Yang, Juan Wei, Zhihai Tang, Jun Hu and Zhouyi Hu
A new crowd evacuation model is established to solve the stagnation problem of traditional social force models in a complex and dense scene. In the proposed model the acting forces between pedestrians, and between pedestrians and obstacles in the traditi...
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Ning Yin, Qiuqiong Huang, Zhihai Yang, Yapeng Wang
Pág. 1 - 16
This paper examines the impacts of off-farm employment on irrigation water efficiency (IWE) with a set of household level data collected in Hebei Province in North China. A major finding is that households with higher shares of laborers working off-farm ...
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