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Sofia Ramos
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Year
The determinants of mutual fund performance: A cross-country study
MA Ferreira, A Keswani, AF Miguel, SB Ramos
Review of Finance 17 (2), 483-525, 2013
5872013
The flow-performance relationship around the world
MA Ferreira, A Keswani, AF Miguel, SB Ramos
Journal of Banking & Finance, 2012
3302012
Risk factors in oil and gas industry returns: International evidence
SB Ramos, H Veiga
Energy Economics 33 (3), 525-542, 2011
1872011
Oil price asymmetric effects: Answering the puzzle in international stock markets
SB Ramos, H Veiga
Energy Economics 38, 136-145, 2013
113*2013
Clustering financial time series: New insights from an extended hidden Markov model
JG Dias, JK Vermunt, S Ramos
European Journal of Operational Research 243 (3), 852-864, 2015
1012015
Correlations between oil and stock markets: A wavelet-based approach
B Martín-Barragán, SB Ramos, H Veiga
Economic Modelling 50, 212-227, 2015
852015
Geographic versus industry diversification: Constraints matter
P Ehling, SB Ramos
Journal of Empirical Finance 13 (4), 396-416, 2006
67*2006
Competition between stock exchanges: A survey
SB Ramos
FAME Research paper, 2003
632003
The size and structure of the world mutual fund industry
SB Ramos
European Financial Management 15 (1), 145-180, 2009
522009
Predictability of stock market activity using Google search queries
SB Ramos, H Veiga, P Latoeiro
Statistics and Econometrics Working Paper No. ws130605). Universidad Carlos …, 2013
49*2013
Mixture hidden Markov models in finance research
JG Dias, JK Vermunt, S Ramos
Advances in Data Analysis, Data Handling and Business Intelligence …, 2010
462010
Mutual fund industry competition and concentration: International evidence
MA Ferreira, SB Ramos
Available at SSRN 1343096, 2009
352009
When markets fall down: are emerging markets all the same?
SB Ramos, JK Vermunt, JG Dias
International Journal of Finance & Economics 16 (4), 324-338, 2011
332011
Stock exchange competition in a simple model of capital market equilibrium
SB Ramos, EL von Thadden
Journal of Financial Markets 11 (3), 284-307, 2008
322008
Banking industry performance in the wake of the global financial crisis
DC Bhimjee, SB Ramos, JG Dias
International Review of Financial Analysis 48, 376-387, 2016
302016
Why do stock exchanges demutualize and go public?
SB Ramos
Swiss Finance Institute Research Paper, 2006
302006
Dynamic clustering of energy markets: An extended hidden Markov approach
JG Dias, SB Ramos
Expert Systems with Applications 41 (17), 7722-7729, 2014
292014
What determines fund performance persistence? International evidence
MA Ferreira, A Keswani, AF Miguel, SB Ramos
Financial Review 54 (4), 679-708, 2019
222019
The aftermath of the subprime crisis: a clustering analysis of world banking sector
JG Dias, SB Ramos
Review of Quantitative Finance and Accounting 42, 293-308, 2014
212014
Heterogeneous hidden Markov models
JG Dias, JK Vermunt, S Ramos
COMPSTAT 2008 Proceedings, 2008
192008
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