This study uses the time-varying parameter/stochastic volatility vector autoregression (TVP-SV-VAR) model to explore the impact of uncertainty risk on oil prices. Economic policy uncertainty and geopolitical risk were used as proxy variables for economic and political uncertainty risk. The study...

This paper uses bivariate quantile causality nonparametric test and wavelet coherence to analyze the impacts of geopolitical risks and global economic policy uncertainty on global oil market price fluctuations. Quantitative results show that the international geopolitical risk and uncertainty in...