The Relationship Between the German Current Account and Financial Account: Evidence from the Toda-Yamamoto Causality Approach
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DOI: 10.1515/ev-2024-0023
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- Litsios, Ioannis & Pilbeam, Keith, 2017. "An empirical analysis of the nexus between investment, fiscal balances and current account balances in Greece, Portugal and Spain," Economic Modelling, Elsevier, vol. 63(C), pages 143-152.
- Obstfeld, Maurice & Rogoff, Kenneth, 1995.
"The intertemporal approach to the current account,"
Handbook of International Economics, in: G. M. Grossman & K. Rogoff (ed.), Handbook of International Economics, edition 1, volume 3, chapter 34, pages 1731-1799,
Elsevier.
- Maurice Obstfeld and Kenneth Rogoff., 1994. "The Intertemporal Approach to the Current Account," Center for International and Development Economics Research (CIDER) Working Papers C94-044, University of California at Berkeley.
- Maurice Obstfeld & Kenneth Rogoff, 1994. "The Intertemporal Approach to the Current Account," NBER Working Papers 4893, National Bureau of Economic Research, Inc.
- Obstfeld, Maurice & Rogoff, Kenneth, 1994. "The Intertemporal Approach to the Current Account," Center for International and Development Economics Research (CIDER) Working Papers 233395, University of California-Berkeley, Department of Economics.
- Hyun Song Shin, 2017.
"Breaking free of the triple coincidence in international finance,"
IFC Bulletins chapters, in: Bank for International Settlements (ed.), Statistical implications of the new financial landscape, volume 43,
Bank for International Settlements.
- Stefan Avdjiev & Robert N. McCauley & Hyun Song Shin, 2016. "Breaking free of the triple coincidence in international finance," Economic Policy, CEPR, CESifo, Sciences Po;CES;MSH, vol. 31(87), pages 409-451.
- Stefan Avdjiev & Robert Neil McCauley & Hyun Song Shin, 2015. "Breaking free of the triple coincidence in international finance," BIS Working Papers 524, Bank for International Settlements.
- Gabriel Felbermayr & Clemens Fuest & Timo Wollmershäuser, 2017. "The German Current Account Surplus: Where Does It Come From, Is It Harmful and Should Germany Do Something about It?," EconPol Policy Reports 2, ifo Institute - Leibniz Institute for Economic Research at the University of Munich.
- Legroux, Vincent & Rahmouni-Rousseau, Imène & Szczerbowicz, Urszula & Valla, Natacha, 2022.
"Stabilising virtues of central banks: (Re)matching bank liquidity,"
Journal of Banking & Finance, Elsevier, vol. 134(C).
- Legroux, Vincent & Rahmouni-Rousseau, Imène & Szczerbowicz, Urszula & Valla, Natacha, 2017. "Stabilising virtues of central banks: (re)matching bank liquidity," EIB Working Papers 2017/01, European Investment Bank (EIB).
- Vincent Legroux & Imène Rahmouni-Rousseau & Urszula Szczerbowicz & Natacha Valla, 2022. "Stabilising virtues of central banks: (Re)matching bank liquidity," Post-Print hal-04459568, HAL.
- V. Legroux & I. Rahmouni-Rousseau & U. Szczerbowicz & N. Valla, 2018. "Stabilising virtues of central banks: (re)matching bank liquidity," Working papers 667, Banque de France.
- Helmut Lütkepohl, 1982. "Differencing Multiple Time Series: Another Look At Canadian Money And Income Data," Journal of Time Series Analysis, Wiley Blackwell, vol. 3(4), pages 235-243, July.
- Toda, Hiro Y. & Yamamoto, Taku, 1995. "Statistical inference in vector autoregressions with possibly integrated processes," Journal of Econometrics, Elsevier, vol. 66(1-2), pages 225-250.
- Nyborg, Kjell G., 2017.
"Central bank collateral frameworks,"
Journal of Banking & Finance, Elsevier, vol. 76(C), pages 198-214.
- Nyborg, Kjell, 2015. "Central Bank Collateral Frameworks," CEPR Discussion Papers 10663, C.E.P.R. Discussion Papers.
- Kjell G. NYBORG, 2015. "Central Bank Collateral Frameworks," Swiss Finance Institute Research Paper Series 15-10, Swiss Finance Institute.
- Hans‐Werner Sinn, 2002.
"Germany’s Economic Unification: An Assessment after Ten Years,"
Review of International Economics, Wiley Blackwell, vol. 10(1), pages 113-128, February.
- Hans-Werner Sinn, 2000. "Germany's Economic Unification. An Assessment after Ten Years," CESifo Working Paper Series 247, CESifo.
- Sinn, Hans-Werner, 2002. "Germany’s Economic Unification: An Assessment after Ten Years," Munich Reprints in Economics 19643, University of Munich, Department of Economics.
- Hans-Werner Sinn, 2000. "Germany's Economic Unification: An Assessment after Ten Years," NBER Working Papers 7586, National Bureau of Economic Research, Inc.
- Taiki Murai & Gunther Schnabl, 2021. "Macroeconomic Policy Making and Current Account Imbalances in the Euro Area," CESifo Working Paper Series 9153, CESifo.
- Charles Engel, 1999.
"Accounting for U.S. Real Exchange Rate Changes,"
Journal of Political Economy, University of Chicago Press, vol. 107(3), pages 507-538, June.
- Charles Engel, 1995. "Accounting for U.S. Real Exchange Rate Changes," NBER Working Papers 5394, National Bureau of Economic Research, Inc.
- Engel, C., 1996. "Accounting for U.S. Real Exchange Rate Changes," Discussion Papers in Economics at the University of Washington 96-02, Department of Economics at the University of Washington.
- Engel, C., 1996. "Accounting for U.S. Real Exchange Rate Changes," Working Papers 96-02, University of Washington, Department of Economics.
- Broner, Fernando & Didier, Tatiana & Erce, Aitor & Schmukler, Sergio L., 2013.
"Gross capital flows: Dynamics and crises,"
Journal of Monetary Economics, Elsevier, vol. 60(1), pages 113-133.
- Fernando Broner & Tatiana Didier & Aitor Erce & Sergio L. Schmukler, 2010. "Gross capital flows: Dynamics and crises," Economics Working Papers 1227, Department of Economics and Business, Universitat Pompeu Fabra, revised Dec 2012.
- Schmukler, Sergio & Broner, Fernando & Erce, Aitor & Didier, Tatiana, 2011. "Gross Capital Flows: Dynamics and Crises," CEPR Discussion Papers 8591, C.E.P.R. Discussion Papers.
- Fernando Broner & Tatiana Didier & Aitor Erce & Sergio L. Schmukler, 2011. "Gross capital flows: dynamics and crises," Working Papers 1039, Banco de España.
- Tatiana Didier & Aitor Erce & Sergio L. Schmukler & Fernando Broner, 2015. "Gross Capital Flows: Dynamics and Crises," Working Papers 476, Barcelona School of Economics.
- Broner, Fernando & Didier, Tatiana & Erce, Aitor & Schmukler, Sergio L., 2011. "Gross capital flows : dynamics and crises," Policy Research Working Paper Series 5768, The World Bank.
- Faroque, Akhter & Veloce, William, 1990. "Causality and the Structure of Canada's Balance of Payments: Evidence from Time Series," Empirical Economics, Springer, vol. 15(3), pages 267-283.
- Hans-Werner Sinn & Timo Wollmershäuser, 2012.
"Target loans, current account balances and capital flows: the ECB’s rescue facility,"
International Tax and Public Finance, Springer;International Institute of Public Finance, vol. 19(4), pages 468-508, August.
- Hans-Werner Sinn & Timo Wollmershäuser, 2011. "Target Loans, Current Account Balances and Capital Flows: The ECB’s Rescue Facility," CESifo Working Paper Series 3500, CESifo.
- Sinn, Hans-Werner & Wollmershäuser, Timo, 2012. "Target loans, current account balances and capital flows: The ECB’s rescue facility," Munich Reprints in Economics 19556, University of Munich, Department of Economics.
- Hans-Werner Sinn & Timo Wollmershaeuser, 2011. "Target Loans, Current Account Balances and Capital Flows: The ECB's Rescue Facility," NBER Working Papers 17626, National Bureau of Economic Research, Inc.
- Gunther Schnabl, 2017. "Monetary policy and overinvestment in East Asia and Europe," Asia Europe Journal, Springer, vol. 15(4), pages 445-462, December.
- Eckhard Hein & Achim Truger, 2005.
"What ever happened to Germany? Is the decline of the former european key currency country caused by structural sclerosis or by macroeconomic mismanagement?,"
International Review of Applied Economics, Taylor & Francis Journals, vol. 19(1), pages 3-28.
- Hein, Eckhard & Truger, Achim, 2004. "What ever happened to Germany? Is the decline of the former European key currency country caused by structural sclerosis or macroeconomic mismanagement?," Darmstadt Discussion Papers in Economics 134, Darmstadt University of Technology, Department of Law and Economics.
- Eckhard Hein & Achim Truger, 2005. "What ever happened to Germany? Is the decline of the former European key currency country caused by structural sclerosis or by macroeconomic mismanagement?," Macroeconomics 0501007, University Library of Munich, Germany.
- Hein, Eckhard & Truger, Achim, 2004. "What ever happened to Germany? : Is the decline of the former European key currency country caused by structural sclerosis or by macroeconomic mismanagement?," Publications of Darmstadt Technical University, Institute for Business Studies (BWL) 21324, Darmstadt Technical University, Department of Business Administration, Economics and Law, Institute for Business Studies (BWL).
- Hein, Eckhard & Truger, Achim, 2004. "What ever happened to Germany? Is the decline of the former European key currency country caused by structural sclerosis or macroeconomic mismanagement?," Publications of Darmstadt Technical University, Institute for Business Studies (BWL) 37280, Darmstadt Technical University, Department of Business Administration, Economics and Law, Institute for Business Studies (BWL).
- Golub, Stephen S., 1990. "International capital mobility: net versus gross stocks and flows," Journal of International Money and Finance, Elsevier, vol. 9(4), pages 424-439, December.
- Guillermo A. Calvo & Leonardo Leiderman & Carmen M. Reinhart, 1993.
"Capital Inflows and Real Exchange Rate Appreciation in Latin America: The Role of External Factors,"
IMF Staff Papers, Palgrave Macmillan, vol. 40(1), pages 108-151, March.
- Reinhart, Carmen & Calvo, Guillermo & Leiderman, Leonardo, 1993. "“Capital Inflows and Real Exchange Rate Appreciation in Latin America: The Role of External Factors," MPRA Paper 7125, University Library of Munich, Germany.
- Reinhart, Carmen & Calvo, Guillermo & Leiderman, Leonardo, 1993. "Af1uencia de capital y apreciacion del tipo de cambio real en America Latina: E1 papel de los factores externos [Capital Inflows and Real Exchange Rate Appreciation in Latin America: The Role of Ex," MPRA Paper 13681, University Library of Munich, Germany.
- Robert N McCauley, 1999. "The Euro and the Liquidity of European Fixed Income Markets," CGFS Papers chapters, in: Bank for International Settlements (ed.), Market Liquidity: Research Findings and Selected Policy Implications, volume 11, pages 1-26, Bank for International Settlements.
- Unger, Robert, 2017.
"Asymmetric credit growth and current account imbalances in the euro area,"
Journal of International Money and Finance, Elsevier, vol. 73(PB), pages 435-451.
- Unger, Robert, 2015. "Asymmetric credit growth and current account imbalances in the euro area," Discussion Papers 36/2015, Deutsche Bundesbank.
- repec:kap:iaecre:v:11:y:2005:i:2:p:149-162 is not listed on IDEAS
- Guillermo A. Calvo & Leonardo Leiderman & Carmen M. Reinhart, 1993.
"Capital Inflows and Real Exchange Rate Appreciation in Latin America: The Role of External Factors,"
IMF Staff Papers, Palgrave Macmillan, vol. 40(1), pages 108-151, March.
- Mr. Leonardo Leiderman & Ms. Carmen Reinhart & Mr. Guillermo Calvo, 1992. "Capital Inflows and Real Exchange Rate Appreciation in Latin America: The Role of External Factors," IMF Working Papers 1992/062, International Monetary Fund.
- Reinhart, Carmen & Calvo, Guillermo & Leiderman, Leonardo, 1993. "“Capital Inflows and Real Exchange Rate Appreciation in Latin America: The Role of External Factors," MPRA Paper 7125, University Library of Munich, Germany.
- Schnabl, Gunther, 2017. "Monetary policy and wandering overinvestment cycles in East Asia and Europe," Working Papers 148, University of Leipzig, Faculty of Economics and Management Science.
- Hans-Werner Sinn, 2020. "The Economics of Target Balances," Springer Books, Springer, number 978-3-030-50170-9, March.
- Claudio Borio & Piti Disyatat, 2011. "Global imbalances and the financial crisis: Link or no link?," BIS Working Papers 346, Bank for International Settlements.
- repec:bla:econom:v:44:y:1977:i:175:p:217-29 is not listed on IDEAS
- Maria Eleftheriou & Nikolas A. Müller-Plantenberg, 2018. "The Purchasing Power Parity Fallacy: Time to Reconsider the PPP Hypothesis," Open Economies Review, Springer, vol. 29(3), pages 481-515, July.
- Claudio Borio & Piti Disyatat, 2015.
"Capital flows and the current account: Taking financing (more) seriously,"
BIS Working Papers
525, Bank for International Settlements.
- Claudio Borio & Piti Disyatat, 2016. "Capital Flows and the Current Account: Taking Financing (More) Seriously," PIER Discussion Papers 14, Puey Ungphakorn Institute for Economic Research.
- Ho-don Yan, 2005. "Causal Relationship Between the Current Account and Financial Account," International Advances in Economic Research, Springer;International Atlantic Economic Society, vol. 11(2), pages 149-162, May.
- Silvia Merler & Jean Pisani-Ferry, 2012.
"Sudden Stops in the Euro Area,"
Review of Economics and Institutions, Università di Perugia, vol. 3(3).
- Jean Pisani-Ferry & Silvia Merler, 2012. "Sudden stops in the euro area," Bruegel Policy Contributions 718, Bruegel.
- R. Scott Hacker & Abdulnasser Hatemi-J, 2006. "Tests for causality between integrated variables using asymptotic and bootstrap distributions: theory and application," Applied Economics, Taylor & Francis Journals, vol. 38(13), pages 1489-1500.
- Claudio Borio, 2014. "Monetary policy and financial stability: what role in prevention and recovery?," BIS Working Papers 440, Bank for International Settlements.
- Norman S. Fieleke, 1996. "What is the balance of payments?," Special Report 1:x:1, Federal Reserve Bank of Boston.
- Bennet Berger & Guntram B. Wolff, 2017. "The global decline in the labour income share- is capital the answer to Germany’s current account surplus?," Bruegel Policy Contributions 20285, Bruegel.
- Hyun Song Shin, 2012. "Global Banking Glut and Loan Risk Premium," IMF Economic Review, Palgrave Macmillan;International Monetary Fund, vol. 60(2), pages 155-192, July.
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More about this item
Keywords
current account; financial account; Toda-Yamamoto causality test; gross capital flows; net capital flows;All these keywords.
JEL classification:
- F32 - International Economics - - International Finance - - - Current Account Adjustment; Short-term Capital Movements
- F21 - International Economics - - International Factor Movements and International Business - - - International Investment; Long-Term Capital Movements
- F30 - International Economics - - International Finance - - - General
- F4 - International Economics - - Macroeconomic Aspects of International Trade and Finance
- C01 - Mathematical and Quantitative Methods - - General - - - Econometrics
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