The paper investigates the effect of monetary policy uncertainty on stock market volatility. Higher monetary uncertainty leads to lower stock market volatility both in sample and out of sample. Monetary policy uncertainty matters more for the volatility of big firms, profitable firms and past...

Vibrio harveyi infection had caused severe economic losses in aquaculture. A pathogenic V. harveyi strain had been successfully induced to be a multiple-resistant strain by EFX, then the mechanism of multidrug resistance was analyzed. It suggested that the minimum inhibitory concentration of EFX...

While users may be an important source of innovation, and even of entrepreneurship, we know little about the exact psychological mechanism that underpins user innovators’ transition to user entrepreneurship (UE). In this study, we focus on user innovators’ communitarian identity, which is a...

To accurately simulate the Gross Primary Productivity (GPP) and evaluate the impact of drought on GPP at a regional scale in Taihang Mountains, we calibrated three parameters of maximum light use efficiency, optimum temperature, and maximum temperature in the Vegetation Photosynthesis Model...

Designing appropriate import tariff rates is crucial for global trade. In this paper, we propose game-theoretic models to investigate how tariff policies affect the competition of multinational firms (MNFs) in a global trading environment. The MNFs sell substitutable products and compete in two...