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This paper investigates dynamic correlations of stock-bond returns for different stock indices and bond maturities. Evidence in the US shows that stock-bond relations are time-varying and display a negative trend. The stock-bond correlations are negatively correlated with implied volatilities in...
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We investigate the impact of the global economic policy uncertainty (GEPU) on stock volatility for nine emerging …-MIDAS approach to connect low-frequency GEPU data and high-frequency stock data, assuming that GEPU affects stock volatility via the … long-run component of total volatility. We not only use DM and SPA tests to statically evaluate the out …
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