Does volatility connectedness across major cryptocurrencies behave the same at different frequencies? A portfolio risk analysis

Balke, 2002, Low-frequency movements in stock prices: A state-space decomposition, The Review of Economics and Statistics, 84, 649, 10.1162/003465302760556477 Baruník, 2018, Measuring the frequency dynamics of financial connectedness and systemic risk, Journal of Financial Econometrics, 6, 271, 10.1093/jjfinec/nby001 Blanchard, 1989, The dynamic effects of aggregate demand and supply, The American Economic Review, 79, 655 Borri, 2019, Conditional tail-risk in cryptocurrency markets, Journal of Empirical Finance, 50, 1, 10.1016/j.jempfin.2018.11.002 Bouri, 2019, Herding behaviour in cryptocurrencies, Finance Research Letters, 29, 216, 10.1016/j.frl.2018.07.008 Bouri, 2020, The volatility surprise of leading cryptocurrencies: Transitory and permanent linkages, Finance Research Letters, 33, 101188, 10.1016/j.frl.2019.05.006 Bouri, 2017, On the hedge and safe haven properties of Bitcoin: Is it really more than a diversifier?, Finance Research Letters, 20, 192, 10.1016/j.frl.2016.09.025 Bouri, 2021, Quantile connectedness in the cryptocurrency market, Journal of International Financial Markets, Institutions and Money, 71, 101302, 10.1016/j.intfin.2021.101302 Bouri, 2020, Cryptocurrencies as hedges and safe-havens for US equity sectors, The Quarterly Review of Economics and Finance, 75, 294, 10.1016/j.qref.2019.05.001 Briere, 2015, Virtual currency, tangible return: Portfolio diversification with bitcoin, Journal of Asset Management, 16, 365, 10.1057/jam.2015.5 Cagli, 2019, Explosive behavior in the prices of Bitcoin and altcoins, Finance Research Letters, 29, 398, 10.1016/j.frl.2018.09.007 Caporale, 2021, Cyber-attacks, spillovers and contagion in the cryptocurrency markets, Journal of International Financial Markets, Institutions and Money, 101298, 10.1016/j.intfin.2021.101298 Corbet, 2018, Exploring the dynamic relationships between cryptocurrencies and other financial assets, Economics Letters, 165, 28, 10.1016/j.econlet.2018.01.004 Diebold, 2009, Measuring financial asset return and volatility spillovers, with application to global equity markets, Economic Journal, 119, 158, 10.1111/j.1468-0297.2008.02208.x Diebold, 2012, Better to give than to receive: Predictive directional measurement of volatility spillovers, International Journal of Forecasting, 28, 57, 10.1016/j.ijforecast.2011.02.006 Diebold, 2014, On the network topology of variance decompositions: Measuring the connectedness of financial firms, Journal of Econometrics, 182, 119, 10.1016/j.jeconom.2014.04.012 Diebold, 2016, Trans-atlantic equity volatility connectedness: U.S. And European financial institutions, 2004–2014, Journal of Financial Econometrics, 14, 81 Engle, 1987, Co-integration and error-correction: Representation, estimation, and testing, Econometrica, 55, 251, 10.2307/1913236 Fousekis, 2021, Returns and volume: Frequency connectedness in cryptocurrency markets, Economic Modelling, 95, 13, 10.1016/j.econmod.2020.11.013 Fry, 2016, Negative bubbles and shocks in cryptocurrency markets, International Review of Financial Analysis, 47, 343, 10.1016/j.irfa.2016.02.008 Garman, 1980, On the estimation of security price volatilities from historical data, Journal of Business, 53, 67, 10.1086/296072 Gonzalo, 2001, A systematic framework for analyzing the dynamic effects of permanent and transitory shocks, Journal of Economic Dynamics and Control, 25, 1527, 10.1016/S0165-1889(99)00062-7 Huang, 2021 Huynh, 2020, “Small things matter most”: The spillover effects in the cryptocurrency market and gold as a silver bullet, The North American Journal of Economics and Finance, 54, 101277, 10.1016/j.najef.2020.101277 Ji, 2019, Dynamic connectedness and integration in cryptocurrency markets, International Review of Financial Analysis, 63, 257, 10.1016/j.irfa.2018.12.002 Ji, 2019, Information interdependence among energy, cryptocurrency and major commodity markets, Energy Economics, 81, 1042, 10.1016/j.eneco.2019.06.005 Kang, 2019, Exploring the time-frequency connectedness and network among crude oil and agriculture commodities V1, Energy Economics, 84, 104543, 10.1016/j.eneco.2019.104543 Katsiampa, 2019, Volatility co-movement between bitcoin and ether, Finance Research Letters, 30, 221, 10.1016/j.frl.2018.10.005 Katsiampa, 2019, Volatility spillover effects in leading cryptocurrencies: A BEKK-MGARCH analysis, Finance Research Letters, 29, 68, 10.1016/j.frl.2019.03.009 Kim, 2017, On the transaction cost of Bitcoin, Finance Research Letters, 23, 300, 10.1016/j.frl.2017.07.014 Koutmos, 2018, Bitcoin returns and transaction activity, Economics Letters, 167, 81, 10.1016/j.econlet.2018.03.021 Koutmos, 2018, Return and volatility spillovers among cryptocurrencies, Economics Letters, 173, 122, 10.1016/j.econlet.2018.10.004 Kristjanpoller, 2019, Asymmetric multifractal cross-correlations between the main world currencies and the main cryptocurrencies, Physica A, 523, 1057, 10.1016/j.physa.2019.04.115 Matkovskyy, 2019, From financial markets to bitcoin markets: A fresh look at the contagion effect, Finance Research Letters, 31, 93, 10.1016/j.frl.2019.04.007 Morates, 2021, Quantifying the spillover effect in the cryptocurrency market, Finance Research Letters, 38, 101534, 10.1016/j.frl.2020.101534 Platanakis, 2018, Optimal vs naïve diversification in cryptocurrencies, Economics Letters, 171, 93, 10.1016/j.econlet.2018.07.020 Platanakis, 2021, Horses for courses: Mean-variance for asset allocation and 1/N for stock selection, European Journal of Operational Research, 288, 302, 10.1016/j.ejor.2020.05.043 Platanakis, 2019, Portfolio management with cryptocurrencies: The role of estimation risk, Economics Letters, 177, 76, 10.1016/j.econlet.2019.01.019 Quah, 1992, The relative importance of permanent and transitory components: Identification and some theoretical bounds, Econometrica, 107, 10.2307/2951678 Reboredo, 2013, Is gold a safe haven or a hedge for the US dollar? Implications for risk management, Journal of Banking & Finance, 37, 2665, 10.1016/j.jbankfin.2013.03.020 Reboredo, 2013, Is gold a hedge or safe haven against oil price movements?, Resources Policy, 38, 130, 10.1016/j.resourpol.2013.02.003 Selmi, 2018, Is bitcoin a hedge, a safe haven or a diversifier for oil price movements? A comparison with gold, Energy Economics, 74, 787, 10.1016/j.eneco.2018.07.007 Urquhart, 2016, The inefficiency of Bitcoin, Economics Letters, 148, 80, 10.1016/j.econlet.2016.09.019 Urquhart, 2017, Price clustering in bitcoin, Economics Letters, 159, 145, 10.1016/j.econlet.2017.07.035 Xu, 2021, Tail-risk spillovers in cryptocurrency markets, Finance Research Letters, 38, 101453, 10.1016/j.frl.2020.101453 Yilmaz, 2010, Return and volatility spillovers among the East Asian equity markets, Journal of Asian Economics, 21, 304, 10.1016/j.asieco.2009.09.001 Yi, 2018, Volatility connectedness in the cryptocurrency market: Is Bitcoin a dominant cryptocurrency?, International Review of Financial Analysis, 60, 98, 10.1016/j.irfa.2018.08.012