We introduce a stochastic share-a-ride problem with electric vehicles, in which passenger and parcel orders can be served in a shared manner by the same vehicle in a ride-hailing system. We assume that customer service requests arrive stochastically in the system. We consider that passenger...

Scientifically and accurately forecasting of future shale gas output tends is very important in making energy policies, especially for China whose historical data of shale gas output is very limited. The existing grey shale gas output prediction model does not perform well in prediction due to...

Adoption of renewable energy is one of the most important steps taken to cope with global warming and achieve sustainability. While its supply has seen a global boom, the adoption of renewable energy from the critical demand side faces clear challenges. This paper investigates firms' use of...

Agroecosystems suffer from various ecological risks due to the intensive production of crops. Many studies have been conducted on cropland ecological risk caused by chemical pollutants. However, the literature on the comprehensive assessment of cropland ecological risk remains limited. This...