We investigate the relevance between quantum open systems and stock markets. A Quantum Brownian motion model is proposed for studying the interaction between the Brownian system and the reservoir, i.e., the stock index and the entire stock market. Based on the model, we investigate the Shanghai...

Fuzzy mathematics comprehensive evaluation method is used to evaluate the geological environment suitability of rural urbanization in Qingdao City, China. A total of 5 first-level evaluation factors are selected, including environmental geological condition, geological resources, engineering...

It has been widely observed that China's break-neck growth has not been equally shared between rural and urban areas, with urban households' enjoying a much larger proportion. To further test whether regional inequality exists within urban areas, we measure urban households vulnerability in a...

China's rural village elections have been acclaimed as a crucial step in China's democratization and a success in improving villagers' welfare and self-governance. Around 2002 the central government implemented another influential reform: the Tax-for-Fee reform. Using a unique two-year panel of...

This paper considers a manufacturing supply chain with multiple suppliers in the presence of multiple uncertainties such as uncertain material supplies, stochastic production times, and random customer demands. The system is subject to supply and production capacity constraints. We formulate the...

Deployment of marine renewable energy (MRE) in the UK is desirable in order to address climate change, meet mandatory EU renewable energy targets and provide significant economic development opportunities, including new export markets. Public funding constraints in the UK mean that substantial...