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. 2020 Jul 28;38:101703. doi: 10.1016/j.frl.2020.101703

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Fig. 3 — Bubbles and Crisis in WTI and Gold Markets

Notes: The solid line is the price of WTI (Panel A) and Gold (Panel B) respectively. The daily WTI and gold prices are from January 4, 2010, to May 4, 2020. The shaded areas are the bubble/crisis period when the periods where the PSY statistic exceeds its 95% bootstrapped critical value.