Stefanescu, Răzvan and Dumitriu, Ramona (2007): Bazele Statisticii.
Stefanescu, Razvan and Dumitriu, Ramona (2007): Impact of the EU adhesion on the indirect taxes for the intra - community imports. Published in: Proceedings of the IXth International Conference “The Risk in Contemporary Economy”, organized by “Dunarea de Jos” University of Galati, 29-30 November 2007 (17 December 2007): pp. 496-499.
Stefanescu, Razvan and Dumitriu, Ramona (2008): Statistica Afacerilor.
Dumitriu, Ramona and Stefanescu, Razvan (2008): Perceptions of the Foreign Direct Investors on the Romanian Business Environment. Published in: Review of Management and Economical Engineering No. special issue of the Proceedings of the International Conference on Business Excellence ICBE, 17-18 October, 2008, Brasov, Romania (14 December 2008): pp. 231-234.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2009): Cointegration and causality between Romanian exports and imports. Published in: Proceedings of the 4th International Conference on Business Excellence ICBE, 16-17 October, 2009, Brasov, Romania , Vol. 1, (12 October 2009): pp. 182-185.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2009): Analysis of the dynamic relation between the currency rates and the interest rates from Romania and euro area before and during the financial crisis. Published in: Proceedings of the Challenges for Analysis of the Economy, the Businesses, and Social Progress International Scientific Conference, Szeged, November 19-21, 2009 (14 July 2010): pp. 563-578.
Dumitriu, Ramona and Nistor, Costel and Stefanescu, Razvan (2009): Changes in the monthly effects from the Romanian foreign exchange market. Published in: Proceedings of the Challenges for Analysis of the Economy, the Businesses, and Social Progress International Scientific Conference, Szeged, November 19-21, 2009 (14 July 2010): pp. 545-562.
Nistor, Costel and Stefanescu, Razvan and Dumitriu, Ramona (2009): The impact of the US stock market on the Romanian stock market in the context of the financial crisis. Published in: Proceedings of the International Scientific Conference “Challenges for Analysis of the Economy, the Businesses, and Social Progress”, Szeged, November 19-21, 2009 (8 March 2010): pp. 636-655.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2009): Investigation about the presence of the day – of - the - week effect in the Bucharest Stock Exchange. Published in: The Proceedings of the 15th International Conference “The Knowledge-Based Organization”, Sibiu 26-28 November 2009 , Vol. 3/2009, No. Economic Sciences (19 November 2009): pp. 164-169.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2010): Systematic risks for the financial and for the non-financial Romanian companies. Published in: The Proceedings of the International Conference CKS 2010, “Challenges of the Knowledge Society”, Bucharest, April 23-24, 2010 – 4th Edition (4 August 2010): pp. 1786-1795.
Dumitriu, Ramona and Stefanescu, Razvan (2010): Changes in the DOW effects in the Romanian foreign exchange market. Published in: Manager Journal , Vol. 11/201, (11 November 2010): pp. 163-179.
Stefanescu, Razvan and Dumitriu, Ramona (2010): Impact of the global crisis on the linkages between the interest rates and the stock prices in Romania. Published in: Proceedings of the International Conference on Economics and Administration, Bucharest, June 3 – 4, 2011 (15 May 2010): pp. 595-607.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2010): Exports as an engine for the economic growth: the case of Romania. Published in: Vanguard Scientific Instruments in Management , Vol. Volume, (2 February 2011): pp. 303-308.
Stefanescu, Răzvan and Dumitriu, Ramona and Nistor, Costel (2010): Impactul investitiilor straine directe asupra exporturilor din Romania. Published in: Conferinta Stiintifica Internationala "Rolul investitiilor in dezvoltarea durabila a economiei nationale in contextul integrarii europene" Chisinau, 2010 (25 October 2010): pp. 39-43.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2010): Strategic decisions for the Romanian exporters. Published in: Vanguard Scientific Instruments in Management , Vol. Volume, (2 February 2011): pp. 309-315.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2010): Evolution of the Romanian exports and imports in the context of the European integration. Published in: Proceeding of The 16th International Conference The Knowledge-Based Organization Sibiu 2010 , Vol. 2, No. ECONOMIC, SOCIAL AND ADMINISTRATIVE APPROACHES TO THE KNOWLEDGE-BASED ORGANIZATION (25 November 2011): pp. 280-285.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2010): Motivations for the Romanian exporters. Published in: Proceeding of The 16th International Conference The Knowledge-Based Organization Sibiu 2010 , Vol. 2, No. ECONOMIC, SOCIAL AND ADMINISTRATIVE APPROACHES TO THE KNOWLEDGE-BASED ORGANIZATION (24 November 2010): pp. 176-181.
Stefanescu, Razvan and Dumitriu, Ramona (2011): Turn - of - the - month effect on the Bucharest stock exchange. Published in: New challenges in economics and administration : proceedings of the 3rd international conference in economics and administration : Bucharest, 2011 / University of Bucharest (3 June 2011): pp. 199-204.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2011): Changes in the dynamic relation between the prices and the trading volume from the Bucharest stock exchange. Published in: Proceedings of the 18th International Economic Conference – IECS 2011 “Crises after the crisis. Inquiries from a national, European and global perspective” Sibiu, Romania, May 19-20, 2011 , Vol. IV, (17 May 2011): pp. 218-227.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2011): Perceptions about the mass media among the students from Republic of Moldova. Published in: Proceedings of the 13th International Conference of Scientific Papers AFASES Brasov 26th - 28th May, 2011 (23 March 2011): pp. 361-365.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2011): Monthly seasonality in the Bucharest stock exchange. Published in: Proceedings of the 13th International Conference of Scientific Papers AFASES Brasov 26th - 28th May, 2011 (3 May 2011): pp. 47-52.
Dumitriu, Ramona and Stefanescu, Razvan (2011): Shocks on the Romanian foreign exchange market before and after the global crisis. Published in: New challenges in economics and administration : proceedings of the 3rd international conference in economics and administration : Bucharest, 2011 (3 June 2011): pp. 194-199.
Stefanescu, Razvan and Dumitriu, Ramona (2011): Linkages between the stock prices and the exchange rates during the global crisis: the case of Romania. Published in: Proceedings of the 16th International Scientific Conference “Knowledge Based Organization”, Sibiu, 2011 , Vol. 2, No. Economic, Social and Administrative Approaches (17 November 2011): pp. 311-317.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2011): Analysis of within – month effects on the Bucharest stock exchange. Published in: Proceedings of The 17th International Conference "The Knowledge-Based Organization" Sibiu, November 2011 (7 November 2011): pp. 109-116.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2011): Holiday effect on the Romanian stock market. Published in: Vanguard Scientific Instruments in Management 2011 , Vol. 1(4)/2, (19 November 2011): pp. 35-40.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2011): Impact of the domestic and the US macroeconomic news on the Romanian stock market. Published in: Vanguard Scientific Instruments in Management 2011 , Vol. 1(4)/2, (8 September 2011): pp. 29-34.
Stefanescu, Razvan and Dumitriu, Ramona (2011): The SAD cycle for the Bucharest Stock Exchange. Published in: Proceedings of the International Conference “Risk in Contemporary Economy” XIIth Edition, 2011, Galati, Romania, “Dunarea de Jos” University of Galati – Faculty of Economics and Business Administration (21 November 2011): pp. 372-377.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2011): Motivations for the Bessarabian youth to study in Romanian universities. Published in: Proceedings of the International Conference „EDUCATION AND CREATIVITY FOR A KNOWLEDGE SOCIETY”- 5 edition November 2011, Bucharest No. Social and Political Science (6 November 2011): pp. 19-25.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2011): The US macroeconomic news announcements and the within-month effects on the Bucharest Stock Exchange. Published in: Proceedings of the International Conference „EDUCATION AND CREATIVITY FOR A KNOWLEDGE SOCIETY”- 5 edition November 2011, Bucharest No. Economic Sciences (5 November 2011): pp. 178-183.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2012): Reactions of the capital markets to the shocks before and during the global crisis. Published in: Vanguard Scientific Instruments in Management, , Vol. 1(5)/2, (19 February 2012): pp. 32-49.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2012): Holiday effects during quiet and turbulent times. Published in: The Proceedings of the 14th International Conference AFASES - “Scientific Research and Education in the Air Force” (19 May 2012): pp. 57-62.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2012): Policies to encourage the employment of people with disabilities: case of Romania. Published in: The Proceedings of the 14th International Conference AFASES - “Scientific Research and Education in the Air Force” 2012 (14 May 2012): pp. 499-504.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2012): Overreaction and underreaction on the BUCHAREST STOCK EXCHANGE. Published in: The 18th International Conference "The Knowledge-Based Organization" - Conference Proceedings 2 , Vol. 2, (8 June 2012): pp. 304-310.
Nistor, Costel and Dumitriu, Ramona and Stefanescu, Razvan (2012): Impact of the global crisis on the linkages between CAC 40 and indexes from CEE countries. Published in: Proceedings of the 2nd International Conference on Business Administration and Economics ”People. Ideas. Experience”, October 25-26, 2012, Reşiţa (22 October 2012): pp. 319-332.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2012): The Halloween effect during quiet and turbulent times. Published in: The 18th International Conference "The Knowledge-Based Organization" - Conference Proceedings 2 , Vol. 2, (8 June 2012): pp. 91-96.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2012): Short term momentum and contrarian profits on the Bucharest Stock Exchange before and during the global crisis. Published in: • Proceedings of the 2nd International Conference on Business Administration and Economics ”People. Ideas. Experience”, October 25-26, 2012, Reşiţa (22 October 2012): pp. 367-377.
Stefanescu, Razvan and Dumitriu, Ramona and Nistor, Costel (2012): Prolonged holiday effects on Romanian capital market before and after the adhesion to EU. Published in: Vanguard Scientific Instruments in Management No. 1(6)/2013 (2013): pp. 125-134.
Dumitriu, Ramona and Stefanescu, Razvan and Nistor, Costel (2012): State - owned banks from Romania. Published in: Vanguard Scientific Instruments in Management No. 1(6)/2013 (2013): pp. 109-124.
Dumitriu, Ramona and Stefanescu, Razvan (2013): DOW effects in returns and in volatility of stock markets during quiet and turbulent times. Published in: Proceedings of the 5th International Conference on Economics and Administration No. 2013 (22 May 2013): pp. 143-169.
Stefanescu, Razvan and Dumitriu, Ramona (2013): Impact of the foreign exchange rates fluctuations on returns and volatility of the Bucharest Stock Exchange. Published in: Proceedings of the 5th International Conference on Economics and Administration No. 2013 (May 2013): pp. 197-209.
Stefanescu, Razvan and Dumitriu, Ramona (2013): Month-of-the-year effects on Romanian capital market before and after the adhesion to European Union. Published in: Econometric Modeling: International Financial Markets - Emerging Markets eJournal , Vol. 2, No. 21 (17 April 2013)
Dumitriu, Ramona and Stefanescu, Răzvan (2013): Romanian current account sustainability after the adhesion to European Union. Published in: The Proceedings of the 19th International Conference “The Knowledge-Based Organization”, Sibiu 2013 , Vol. 2, (17 June 2013): pp. 97-102.
Dumitriu, Ramona and Stefanescu, Razvan (2013): External debt management in Romania.
Dumitriu, Ramona and Stefanescu, Razvan (2013): Efecte Gone Fishin’ la Bursa de Valori din Bucureşti.
Dumitriu, Ramona and Stefanescu, Razvan (2013): Provocările politicii monetare.
Stefanescu, Razvan and Dumitriu, Ramona (2013): Procese decizionale în cadrul managementului riscurilor.
Stefanescu, Razvan and Dumitriu, Ramona (2013): MOY effects in returns and in volatilities of the Romanian capital market.
Dumitriu, Ramona and Stefanescu, Răzvan (2013): Decizii strategice ale politicii monetare.
Dumitriu, Ramona and Stefanescu, Razvan (2013): Utilizarea cursurilor valutare drept ancore nominale antiinflaţioniste.
Dumitriu, Ramona and Stefanescu, Razvan (2014): Perspective ale ţintirii inflaţiei.
Stefanescu, Razvan and Dumitriu, Ramona (2014): Investigation on the relationship between Romanian foreign trade and industrial production. Published in: Vanguard Scientific Instruments in Management , Vol. 9, (December 2014): pp. 101-113.
Stefanescu, Răzvan and Dumitriu, Ramona (2015): Creşterea economică a României între 1980 şi 2013.
Stefanescu, Razvan and Dumitriu, Ramona (2015): Alegerea soluţiilor pentru expunerile faţă de risc.
Stefanescu, Răzvan and Dumitriu, Ramona (2015): Buy and sell signals on Bucharest Stock Exchange. Published in: VANGUARD SCIENTIFIC INSTRUMENTS IN MANAGEMENT , Vol. 2, No. 11 (2015)
Dumitriu, Ramona and Stefanescu, Răzvan (2015): Economic development of Comecon countries. Published in: VANGUARD SCIENTIFIC INSTRUMENTS IN MANAGEMENT , Vol. 1, No. 12 (2016)
Stefanescu, Razvan and Dumitriu, Ramona (2015): Conţinutul analizei seriilor de timp financiare.
Dumitriu, Ramona and Stefanescu, Răzvan (2016): Strategic decisions on industrialization: case of Galati Steel Works. Published in: VANGUARD SCIENTIFIC INSTRUMENTS IN MANAGEMENT , Vol. 1, No. 12 (2016)
Stefanescu, Răzvan and Dumitriu, Ramona (2016): Statistica descriptivă a seriilor de timp financiare.
Stefanescu, Razvan and Dumitriu, Ramona (2016): Particularitǎţi ale evoluţiei variabilelor financiare.
Stefanescu, Răzvan and Dumitriu, Ramona (2016): Planificarea financiarǎ pentru decizii asupra antreprenoriatului - Partea întâi.
Stefanescu, Răzvan and Dumitriu, Ramona (2016): The impact of the Great Lent and of the Nativity Fast on the Bucharest Stock Exchange. Published in: VANGUARD SCIENTIFIC INSTRUMENTS IN MANAGEMENT , Vol. 1, No. 12 (2016)
Stefanescu, Razvan and Dumitriu, Ramona (2016): Planificarea financiarǎ pentru decizii asupra antreprenoriatului - Partea a doua.
Stefanescu, Răzvan and Dumitriu, Ramona (2017): Ajustarea seriilor de timp financiare,Partea întâi.
Stefanescu, Răzvan and Dumitriu, Ramona (2017): Planificarea financiarǎ pentru decizii asupra antreprenoriatului - Partea a treia.
Dumitriu, Ramona and Stefanescu, Răzvan (2019): The extended Friday the 13th Effect in the US stock returns.
Stefanescu, Răzvan and Dumitriu, Ramona (2019): Obiective ale analizei trendurilor seriilor de timp discrete.
Stefanescu, Răzvan and Dumitriu, Ramona (2020): Introducere în analiza anomaliilor calendaristice, Partea a doua.
Stefanescu, Răzvan and Dumitriu, Ramona (2020): Efectul Turn-of-the-Year pe piaţa valutară din România.
Dumitriu, Ramona and Stefanescu, Răzvan (2020): Provocări pentru Finanţele Comportamentale în contextul COVID-19.
Dumitriu, Ramona and Stefanescu, Răzvan (2020): The Extended Holiday Effect on US capital market.
Dumitriu, Ramona and Stefanescu, Răzvan (2020): Iluzii financiare, Partea întâi.
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