This paper empirically examines the degree of persistence in four precious metal prices (i.e., gold, palladium, platinum, and silver) during the last four U.S. recessions. Unit root tests and fractional integration techniques suggest that gold still is the most prominent safe haven asset within...

This paper investigates the effect of oil price uncertainty on real economic activity using a quarterly VAR with stochastic volatility in mean. Stochastic volatility allows oil price uncertainty to vary separately from changes in the level of oil prices, and thus the impact of oil price...

CO2 emissions are commonly perceived to rise and fall with aggregate output. Yet many factors, including energy-efficiency improvements, emissions coefficient variations and shifts to cleaner energy, can break the positive emissions-output relationship. To evaluate the importance of such...