Abdulsalam, S. A., & Onipede, S. F. (2023). Economic policy uncertainty and the ECOWAS exchange rate mechanism. Scientific African, 21, e01844. https://doi.org/10.1016/j.sciaf.2023.e01844
Aftab, M., Naeem, M., Tahir, M., & Ismail, I. (2023). Does uncertainty promote exchange rate volatility? Global evidence. Studies in Economics and Finance. https://doi.org/10.1108/SEF-12-2022-0579
Akcora, B., & Kocaaslan, O. K. (2023). Price bubbles in the European natural gas market between 2011 and 2020. Resources Policy, 80, 103186. https://doi.org/10.1016/j.resourpol.2022.103186
Aysun, U. (2024). Identifying the external and internal drivers of exchange rate volatility in small open economies. Emerging Markets Review, 58, 101085. https://doi.org/10.1016/j.ememar.2023.101085
Bartsch, Z. (2019). Economic policy uncertainty and dollar-pound exchange rate return volatility. Journal of International Money and Finance, 98, 102067. https://doi.org/10.1016/j.jimonfin.2019.102067
Bazán-Palomino, W. (2022). Interdependence, contagion and speculative bubbles in cryptocurrency markets. Finance Research Letters, 49, 103132. https://doi.org/10.1016/j.frl.2022.103132
Bettendorf, T., & Chen, W. (2013). Are there bubbles in the Sterling-dollar exchange rate? New evidence from sequential ADF tests. Economics Letters, 120(2), 350–353. https://doi.org/10.1016/j.econlet.2013.04.039
Bouri, E., Gupta, R., & Roubaud, D. (2019). Herding behaviour in cryptocurrencies. Finance Research Letters. Retrieved from https://www.sciencedirect.com/science/article/pii/S1544612318303647
Bush, G., & Noria, G. L. (2021). Uncertainty and exchange rate volatility: Evidence from Mexico. International Review of Economics and Finance, 75(March), 704–722. https://doi.org/10.1016/j.iref.2021.04.029
Caldara, D., & Iacoviello, M. (2022). Measuring geopolitical risk. American Economic Review. Retrieved from https://www.aeaweb.org/articles?id=10.1257/aer.20191823
Caporale, G. M., Menla Ali, F., & Spagnolo, N. (2015). Exchange rate uncertainty and international portfolio flows: A multivariate GARCH-in-mean approach. Journal of International Money and Finance, 54, 70–92. https://doi.org/10.1016/j.jimonfin.2015.02.020
Caspi, I., & Graham, M. (2018). Testing for bubbles in stock markets with irregular dividend distribution. Finance Research Letters, 26, 89–94. https://doi.org/10.1016/j.frl.2017.12.015
Che, M., Zhu, Z., & Li, Y. (2023). Geopolitical risk and economic policy uncertainty: Different roles in China’s financial cycle. International Review of Financial Analysis, 90, 102867. https://doi.org/10.1016/j.irfa.2023.102867
Chen, C.-F., Hui, E. C. M., & Chiang, S. (2021). What do we know about the status of housing market in China? Evidence from price and rent spillovers across first-tier cities. Habitat International, 118, 102471. https://doi.org/10.1016/j.habitatint.2021.102471
Chen, L., Du, Z., & Hu, Z. (2020). Impact of economic policy uncertainty on exchange rate volatility of China. Finance Research Letters, 32(109), 1–5. https://doi.org/10.1016/j.frl.2019.08.014
Chen, M.-P., Lin, Y.-H., Tseng, C.-Y., & Chen, W.-Y. (2015). Bubbles in health care: Evidence from the U.S., U.K., and German stock markets. The North American Journal of Economics and Finance, 31, 193–205. https://doi.org/10.1016/j.najef.2014.11.003
Cheung, A. (Wai-K., Roca, E., & Su, J.-J. (2015). Crypto-currency bubbles: an application of the Phillips–Shi–Yu (2013) methodology on Mt. Gox bitcoin prices. Applied Economics, 47(23), 2348–2358. https://doi.org/10.1080/00036846.2015.1005827
Chiang, T. C. (2021). Geopolitical risk, economic policy uncertainty and asset returns in Chinese financial markets. China Finance Review International. https://doi.org/10.1108/CFRI-08-2020-0115
Chowdhury, M. S. R., & Damianov, D. S. (2024). Uncertainty and bubbles in cryptocurrencies: Evidence from newly developed uncertainty indices. International Review of Financial Analysis, 91, 102949. https://doi.org/10.1016/j.irfa.2023.102949
Coskun, Y., Seven, U., Ertugrul, H. M., & Alp, A. (2020). Housing price dynamics and bubble risk: the case of Turkey. Housing Studies, 35(1), 50–86. https://doi.org/10.1080/02673037.2017.1363378
El Montasser, G., Fry, J., & Apergis, N. (2016). Explosive bubbles in the US–China exchange rate? Evidence from right-tailed unit root tests. China Economic Journal, 9(1), 34–46. https://doi.org/10.1080/17538963.2015.1125591
El Montasser, G., Naoui, K., & Fry, J. (2018). Speculative bubbles or explosive fundamentals in stock prices? New evidence from SADF and GSADF tests. Journal of Statistics and Management Systems, 21(1), 93–106. https://doi.org/10.1080/09720510.2017.1401799
Engel, C. (1999). Accounting for U.S. Real Exchange Rate Changes. Journal of Political Economy, 107(3), 507–538. https://doi.org/10.1086/250070
Engel, C., & West, K. D. (2005). Exchange Rates and Fundamentals. Journal of Political Economy, 113(3), 485–517. https://doi.org/10.1086/429137
Fang, M., Lin, Y., & Chang, C.-L. (2023). Positive and negative price bubbles of Chinese agricultural commodity futures. Economic Analysis and Policy, 78, 456–471. https://doi.org/10.1016/j.eap.2023.03.023
Gemici, E., Polat, M., Gök, R., Khan, M. A., Khan, M. A., & Kilic, Y. (2023). Do Bubbles in the Bitcoin Market Impact Stock Markets? Evidence From 10 Major Stock Markets. SAGE Open, 13(2). https://doi.org/10.1177/21582440231178666
Guo, M., Wang, S., & Wei, Y. (2023). Bubbles in NFT markets: correlated with cryptocurrencies or sentiment indexes? Applied Economics Letters, 1–7. https://doi.org/10.1080/13504851.2023.2275649
Haykir, O., & Yagli, I. (2022). Speculative bubbles and herding in cryptocurrencies. Financial Innovation, 8(1), 78. https://doi.org/10.1186/s40854-022-00383-0
Homm, U., & Breitung, J. (2012). Testing for Speculative Bubbles in Stock Markets: A Comparison of Alternative Methods. Journal of Financial Econometrics, 10(1), 198–231. https://doi.org/10.1093/jjfinec/nbr009
Hoque, M. E., Zaidi, M. A. S., & Hassan, M. K. (2021). Geopolitical uncertainties and malaysian stock market returns: Do market conditions matter? Mathematics, 9(19), 1–16. https://doi.org/10.3390/math9192393
Hossain, A. T., Masum, A.-A., & Saadi, S. (2023). The Impact of Geopolitical Risks on Foreign Exchange Markets: Evidence from The Russia-Ukraine War. Finance Research Letters, 104750. https://doi.org/10.1016/j.frl.2023.104750
Hu, Y. (2023). A review of Phillips‐type right‐tailed unit root bubble detection tests. Journal of Economic Surveys, 37(1), 141–158. https://doi.org/10.1111/joes.12524
Hu, Y., & Oxley, L. (2017). Are there bubbles in exchange rates? Some new evidence from G10 and emerging market economies. Economic Modelling, 64, 419–442. https://doi.org/10.1016/j.econmod.2017.02.022
Huang, H., & Xiong, T. (2020). Price bubbles and market integration in global sugar futures markets. Journal of Applied Economics, 23(1), 1–20. https://doi.org/10.1080/15140326.2019.1693202
Huang, J., & Shen, G. Q. (2017). Residential housing bubbles in Hong Kong: identification and explanation based on GSADF test and dynamic probit model. Journal of Property Research, 34(2), 108–128. https://doi.org/10.1080/09599916.2017.1321574
Iyke, B. N., Phan, D. H. B., & Narayan, P. K. (2022). Exchange rate return predictability in times of geopolitical risk. International Review of Financial …. Retrieved from https://www.sciencedirect.com/science/article/pii/S1057521922000692
Jiang, C., Wang, Y., Chang, T., & Su, C.-W. (2015). Are there bubbles in Chinese RMB–dollar exchange rate? Evidence from generalized sup ADF tests. Applied Economics, 47(56), 6120–6135. https://doi.org/10.1080/00036846.2015.1064080
Jirasakuldech, B., Emekter, R., & Went, P. (2006). Rational speculative bubbles and duration dependence in exchange rates: an analysis of five currencies. Applied Financial Economics, 16(3), 233–243. https://doi.org/10.1080/09603100500378997
Khaliq, A. (2022). Global and Country-Specific Geopolitical Risks and Exchange Rate Volatility: New Empirical Evidence from Indonesia. Jurnal Ekonomi Kuantitatif Terapan, 15(2), 225–239. https://doi.org/10.24843/JEKT.2022.v15.i02.p05
Khan, K., & Köseoğlu, S. D. (2020). Is palladium price in bubble? Resources Policy, 68, 101780. https://doi.org/10.1016/j.resourpol.2020.101780
Khan, K., Su, C.-W., & Rehman, A. U. (2021). Do multiple bubbles exist in coal price? Resources Policy, 73, 102232. https://doi.org/10.1016/j.resourpol.2021.102232
Lawal, A. I., Oseni, E., Lawal-Adedoyin, B. B., Dicktonye, A. O., & Ogunwole, E. B. (2022). Examining rational bubbles in global natural gas prices: Evidence from frequency domain estimates. Energy Strategy Reviews, 44, 100979. https://doi.org/10.1016/j.esr.2022.100979
León-Ledesma, M., & Mihailov, A. (2014). Advanced International Macroeconomics and Finance. Oxford University Press Oxford.
Luo, T., Zhang, L., Sun, H., & Bai, J. (2023). Enhancing exchange rate volatility prediction accuracy: Assessing the influence of different indices on the USD/CNY exchange rate. Finance Research Letters, 58, 104483. https://doi.org/10.1016/j.frl.2023.104483
Ma, R. R., & Xiong, T. (2021). Price explosiveness in nonferrous metal futures markets. Economic Modelling, 94, 75–90. https://doi.org/10.1016/j.econmod.2020.09.012
Maldonado, W. L., Ribeiro, J., & Tourinho, O. A. F. (2021). Testing Four Types of Bubbles in BRICS Exchange Rates. Emerging Markets Finance and Trade, 57(4), 1103–1123. https://doi.org/10.1080/1540496X.2019.1603542
Martínez-García, E., & Grossman, V. (2020). Explosive dynamics in house prices? An exploration of financial market spillovers in housing markets around the world. Journal of International Money and Finance, 101, 102103. https://doi.org/10.1016/j.jimonfin.2019.102103
Meese, R. A., & Rogoff, K. (1983). Empirical exchange rate models of the seventies. Journal of International Economics, 14(1–2), 3–24. https://doi.org/10.1016/0022-1996(83)90017-X
Ozgur, O., Yilanci, V., & Ozbugday, F. C. (2021). Detecting speculative bubbles in metal prices: Evidence from GSADF test and machine learning approaches. Resources Policy, 74, 102306. https://doi.org/10.1016/j.resourpol.2021.102306
Pástor, Ľ., & Veronesi, P. (2013). Political uncertainty and risk premia. Journal of Financial Economics, 110(3), 520–545. https://doi.org/10.1016/j.jfineco.2013.08.007
Pastorek, D. (2023). Euro area uncertainty and Euro exchange rate volatility: Exploring the role of transnational economic policy. Finance Research Letters, 58, 104351. https://doi.org/10.1016/j.frl.2023.104351
Peng, L., Pan, Z., Liang, C., & Umar, M. (2023). Exchange rate volatility predictability: A new insight from climate policy uncertainty. Economic Analysis and Policy, 80, 688–700. https://doi.org/10.1016/j.eap.2023.09.017
Phillips, P. C. B., & Shi, S. (2020). Real time monitoring of asset markets: Bubbles and crises. https://doi.org/10.1016/bs.host.2018.12.002
Phillips, P. C. B., Shi, S., & Yu, J. (2015a). Testing for Multiple Bubbles: Historical Episodes of Exuberance and Collapse in the S&P 500. International Economic Review, 56(4), 1043–1078. https://doi.org/10.1111/iere.12132
Phillips, P. C. B., Shi, S., & Yu, J. (2015b). Testing for Multiple Bubbles: Limit Theory of Real-Time Detectors. International Economic Review, 56(4), 1079–1134. https://doi.org/10.1111/iere.12131
Phillips, P. C. B., Wu, Y., & Yu, J. (2011). Explosive Behavior in the 1990s NASDAQ: When Did Exuberance Escalate Asset Values? International Economic Review, 52(1), 201–226. https://doi.org/10.1111/j.1468-2354.2010.00625.x
Potrykus, M. (2023). Investing in wine, precious metals and G-7 stock markets – A co-occurrence analysis for price bubbles. International Review of Financial Analysis, 87, 102637. https://doi.org/10.1016/j.irfa.2023.102637
Salisu, A. A. (2020). Geopolitical Risks and Historical Exchange Rate Volatility of the BRICS. (November).
Salisu, A. A., Cuñado, J., & Gupta, R. (2022). Geopolitical risks and historical exchange rate volatility of the BRICS. International Review of Economics & Finance, 77, 179–190. https://doi.org/10.1016/j.iref.2021.09.017
Singh, S., Bansal, P., & Bhardwaj, N. (2022). Correlation between geopolitical risk, economic policy uncertainty and exchange rates using partial and multiple wavelet coherence in P5 nations. International Journal of Global Warming, 27(4), 379. https://doi.org/10.1504/IJGW.2022.124624
Su, C.-W., Wang, K.-H., Chang, H.-L., & Dumitrescu–Peculea, A. (2017). Do iron ore price bubbles occur? Resources Policy, 53, 340–346. https://doi.org/10.1016/j.resourpol.2017.08.003
Su, C. W., Qin, M., Chang, H.-L., & Țăran, A.-M. (2023). Which risks drive European natural gas bubbles? Novel evidence from geopolitics and climate. Resources Policy, 81, 103381. https://doi.org/10.1016/j.resourpol.2023.103381
Trojanek, R., Gluszak, M., Tanas, J., & van de Minne, A. (2023). Detecting housing bubble in Poland: Investigation into two housing booms. Habitat International, 140, 102928. https://doi.org/10.1016/j.habitatint.2023.102928
Tsai, I.-C., & Chiang, S.-H. (2019). Exuberance and spillovers in housing markets: Evidence from first- and second-tier cities in China. Regional Science and Urban Economics, 77, 75–86. https://doi.org/10.1016/j.regsciurbeco.2019.02.005
Tsai, I.-C., & Lin, C.-C. (2022). A re-examination of housing bubbles: Evidence from European countries. Economic Systems, 46(2), 100971. https://doi.org/10.1016/j.ecosys.2022.100971
Ural, M. (2021). Analyzing Multiple Bubbles in the Market Exchange Rate Using the GSADF Test. Eurasian Research Journal, 3(2), 7–18. https://doi.org/10.53277/2519-2442-2021.2-01
Vasilopoulos, K., Pavlidis, E., & Martínez-García, E. (2020). exuber: Recursive Right-Tailed Unit Root Testing with R. Federal Reserve Bank of Dallas, Globalization Institute Working Papers, 2020(383). https://doi.org/10.24149/gwp383
Wang, K.-H., Su, C.-W., Tao, R., & Hao, L.-N. (2020). Are there periodically collapsing bubble behaviours in the global coffee market? Agrekon, 59(1), 65–77. https://doi.org/10.1080/03031853.2019.1631865
Wang, X.-Q., Wu, T., Zhong, H., & Su, C.-W. (2023). Bubble behaviors in nickel price: What roles do geopolitical risk and speculation play? Resources Policy, 83, 103707. https://doi.org/10.1016/j.resourpol.2023.103707
Yildirim, H., Akdag, S., & Alola, A. A. (2022). Is there a price bubble in the exchange rates of the developing countries? The case of BRICS and Turkey. Journal of Economics, Finance and Administrative Science, 27(54), 247–261. https://doi.org/10.1108/JEFAS-04-2021-0025
Zhang, Y., Xu, J., & Zhai, L. (2020). Are there Bubbles in the Defence Sector of China’s Stock Market (2005–2016)? New Evidence from Sequential ADF Tests. Defence and Peace Economics, 31(1), 105–119. https://doi.org/10.1080/10242694.2018.1428857