Ako Sauga       Ako Sauga
Associate Professor of Statistics and Econometrics
Department of Economics and Finance,
TALLINN UNIVERSITY OF TECHNOLOGY, ESTONIA

Contact:
E-mail: ako.sauga@ttu.ee
Address: Akadeemia tee 3, 12618 Tallinn, ESTONIA
Phone: +372 620 4058
Room: SOC-480
Academic degrees: PhD in Ecology, MSc in Physics Courses: Statistics, Econometrics

Interactive demonstrations in statistics and econometrics
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Curriculum Vitae
Publications
Conferences
Academic Portfolio


Curriculum Vitae
Education
2002-2006 Tallinn University, Department of Natural Sciences, doctoral studies in ecology;
1992-2001 Tallinn University, Department of Natural Sciences, master program in physics;
1978-1983 Tartu University, diploma in theoretical physics;
1967-1978 Tallinn School No. 21, Gold Medal
Professional experience
2007- Tallinn University of Technology, Department of Economics and Finance
Associate Professor, Professor (2008-2013)
Courses in Statistics and Econometrics for business students at the bachelor, master and doctoral levels. Research fields: stochastic processes, econometrics.
2006-2014Tallinn University, Department of Natural Sciences
Senior Researcher (part-time position)
1996-2007International University Audentes, Business School
Associate Professor, Lecturer (1997-2006), Head of Chair of Mathematics and Computer Sciences, Chief of IT department (1997-2001)
Courses: Economical Mathematics, Business Statistics, Modelling and Optimization, Probability Theory for Computer Scientists, Statistics in Social Sciences, Quantitative Methods in Economics
1983-1996Tallinn Technical University, Institute of Physics
Assistant Lecturer
Laboratory of Physics. Research field: wave equations in a weak gravitational field.
Professional Development
2018Course "Introduction to Programming II", 78 hours, Tartu University, Estonia
2017Course " Introduction to Programming", 78 hours, Tartu University, Estonia
2017Course "About Programming", 26 hours, Tartu University, Estonia
2013Course "Learning-based teaching - A Challenge to a Teacher or Student?", Tallinn University of Technology
2010Course "Learning Object Tools (Adobe Flash)", 65 hours, Tallinn University of Technology
1993 Educational Psychology Summer School, Bornholm, Denmark
1987-88 Course in University Pedagogy, Tallinn Technical University
Computer skills
ExpertMS Excel, Word, PowerPoint, Access, Wolfram Mathematica, Stata, EViews, Gretl, SPSS, HTML, Latex
MediumPython, SQL, Visual Basic, JavaScript, PHP, Inkscape, CorelDraw
BasicAdobe Flash
Projects
2012-2014Economic Fluctuations in Central and Eastern Europe: Causes, Consequences and Challenges, Senior Researcher
2012-2014Stochastic processes in nano- and meso-systems: Theory and applications in material sciences and bio-chemistry, Senior Researcher
2011-2015Estonian Center of Excellence "Mesosystems - Theory and Applications", Senior Researcher
2011-2013Foundations of Mathematical Economics, Researcher
Honours, Awards and Grants
2018 The best Estonian language textbook of 2017.
2011 The best scientific publication in exact sciences (co-author) of the Tallinn University scientific work competition
2006 First Prize in the doctoral thesis competition at Tallinn University
2005 Conference travel grant, funded by the National Science Foundation and the U.S. Army Research for participating in 30th Conference on Stochastic Processes and their Applications, Santa Barbara, California, USA
2005 Kristjan Jaak Stipend by Archimedes Foundation of Estonian Ministry of Education and Research for participating in 30th Conference on Stochastic Processes and their Applications, Santa Barbara, California, USA

Publications
  1. Sauga, A. (2017) "Statistika õpik majanduseriala üliõpilastele" (Textbook "Statistics for Economics Students", in Estonian, 766 pp)
  2. Sauga, A.; Laas, K.; Mankin, R. (2015) "Memory-induced sign reversals of the spatial cross-correlation for particles in viscoelastic shear flows." Chaos Solitons & Fractals, Vol. 81, 443-450.
  3. Sauga, A.; Laas, K.; Mankin, R. (2014) "Memory-induced sign reversals of the spatial cross-correlation for particles in viscoelastic shear flows" In: Abstracts International Conference on Statistical Physics. Rhodes - Greece, 7-11 July 2014. Ed. Kaniadakis, G., Scafone. A.M. 148.
  4. Hartšenko, J.; Sauga, A. (2013). "The role of financial support in SME and economic development in Estonia." Business and Economic Horizons, Vol. 9, No.2, 10-22.
  5. Sauga, A.; Mankin, R. (2013). "Nonequilibrium transport phenomena in a tilted ratchet model subjected to a multiplicative trichotomous noise." In: Application of Mathematics in Technical and Natural Sciences: 5th International Conference for Promoting the Application of Mathematics in Technical and Natural Sciences--AMiTaNS 13: (Toim.) Michail D. Todorov., 2013, (Book Series: AIP Conference Proceedings, Volume 1561), 232 - 239.
  6. Hartsenko, J.; Sauga, A. (2012). "Does financial support from EU structural funds has impact on the firms' perfomance: evidence from Estonia." In: Proceedings of the 30th International Conference Mathematical Methods in Economics 2012: Mathematical Methods in Economics 2012, Karvina, Czech Republic, 11-13 September 2012. (Toim.) Ramik, J. and Stavarek, D., Karvina, Czech Republic: Silesian University, 2012, 260 - 265.
  7. Sauga, A.; Mankin, R.; Ainsaar, A. (2012). "Resonant behavior of a fractional oscillator with fluctuating mass." Michail D. Todorov (Toim.). APPLICATION OF MATHEMATICS IN TECHNICAL AND NATURAL SCIENCES: 4th International Conference - AMiTaNS'12 Memorial Volume devoted to Prof. Christo I. Christov (224 - 232).Amer Inst Physics
  8. Sauga, A. (2011). "New Product Diffusion in the Baltic States." Journal of Business Management, No.4, 47-52.
  9. Mankin, R.; Laas, K.; Sauga, A. (2011). "Generalized Langevin equation with multiplicative noise: Temporal behavior of the autocorrelation functions." Physical Review E, Vol. 83, 061131(1)-(10).
  10. Sauga, A.; Martila, D.; Mankin, R. (2011). "Energy transfer in ratchets driven by additive trichotomous noise." Michail D. Todorov, Christo I. Christov (Eds.). Application of mathematics in technical and natural sciences: 3rd International Conference - AMiTaNS'11, Vol. 1404 , pp 139 - 146. Amer Inst Physics.
  11. Sauga, A.; Mankin, R. and Ainsaar, A. (2010). "Noisy fractional oscillator: Temporal behavior of the autocorrelation function." WSEAS Transactions on Systems, 9(10), 1019 - 1028.
  12. Sauga, A.; Mankin, R. and Ainsaar, Ain (2010). "Autocorrelation function for a noisy fractional oscillator". Mastorakis, N., Mladenov, V. and Bojkovic, Z. (Eds.). Latest Trends on Systems (585 - 589).WSEAS
  13. Mankin, R.; Laas, T.; Soika, E.; Sauga, A.; Rekker, A.; Ainsaar, A. and Ugaste, Ü. (2008). "Coloured-noise-induced transitions in nonlinear structures." Nukleonika, Vol. 53, No. 3, 127 - 134.
  14. Mankin, R.; Soika, E.; Sauga, A. and Ainsaar, A. (2008). "Thermally enhanced stability in fluctuating bistable potentials" Physical Review E, Vol 77, 051113 .
  15. Mankin, R.; Soika, E.; Sauga, A. (2008). Multiple noise-enhanced stability versus temperature in asymmetric bistable potentials. WSEAS Transactions on Systems, Vol 7, No 3, 239 - 250.
  16. Mankin, R.; Soika, E.; Sauga, A. (2008). Double temperature-enhanced occupancy of metastable states in fluctuating bistable potentials. In: Proceedings of the 4th WSEAS International Conference on Mathematical Biology and Ecology (MABE'08), Acapulco, Mexico, January 25-27, 2008. WSEAS, 2008, 24-28.
  17. Mankin, R.; Sauga, A.; Laas, T.; Soika, E. (2007). Environmental-fluctuations-induced slow-fast cycles in ratio-dependent predator-prey systems. WSEAS Transactions on Systems, 6(5), 934 - 941.
  18. Mankin, R.; Sauga, A.; Laas, T.; Soika, E. (2007). Noise-controlled relaxation oscillations in ratio-dependent predator-prey models. In: Proceedings of the 3rd WSEAS International Conference on Mathematical Biology and Ecology: 3rd WSEAS International Conference on Mathematical Biology and Ecology, Gold Coast, Queensland, Australia, January 17-19, 2007. WSEAS, 2007, 12 - 20
  19. Martila, D.; Mankin, R.; Tammelo, R.; Sauga, A.; Reiter, E. (2006). Constructive influence of noise-flatness in correlation ratchets. European Physical Journal B, 54, 375 - 383.
  20. Mankin, R.; Laas, T.; Sauga, A.; Ainsaar, A. and Reiter, E. (2006). "Colored-noise-induced Hopf bifurcations in predator-prey communities" Physical Review E, Vol 74, 021101 .
  21. Laas, T.; Sauga, A.; Mankin, R.; Ainsaar, A.; Ugaste, Ü. and Rekker, A. (2006). "Colored-noise-induced anomalous transport in periodic structures" Nukleonika, Vol. 51, 63-69.
  22. Stamm, M.; Stamm, R.; Sauga, A.; Koskel, S. (2006). "Experience in assessment of teams and individual players proficiency at Estonian championships for 13-15 year old female volleyballers." Papers on Anthropology XV (212 - 223). Tartu University.
  23. Sauga, A. and Mankin, R. (2005). "Addendum to "Colored-noise-induced discontinuous transitions in symbiotic ecosystems"" Physical Review E, Vol 71, 062103.
  24. Haljas, A.; Mankin, R.; Sauga, A. and Reiter, E. (2004). "Anomalous mobility of Brownian particles in a tilted symmetric sawtooth potential" Physical Review E, Vol 70, 041107.
  25. Mankin, R.; Sauga, A.; Ainsaar, A.; Haljas, A. and Paunel, K. (2004) "Colored-noise-induced discontinuous transitions in symbiotic ecosystems" Physical Review E, Vol. 69, 061106.
  26. Mankin, R. and Sauga, A. (1992) "On retarded Green's function for covariant Klein-Gordon Equation" Transactions of Tallinn Technical University. No.733. P.59-70.
  27. Mankin, R. and Sauga, A. (1989) "Vector wave equation in a curved space-time" Transactions of the Institute of Physics of the Estonian Acad. Sci. No.65. P.41-54.
Conferences
  1. International Conference on Statistical Physics SigmaPhi 2014. Rhodes, Greece, 7-11 July 2014. Presentation "Memory-induced sign reversals of the spatial cross-correlation for particles in viscoelastic shear flows." Abstract.
  2. Application of Mathematics in Technical and Natural Sciences: 5th International Conference - AMiTaNS'13, Albena, Bulgaria, 24-29 June 2013. Presentation "Nonequilibrium transport phenomena in a tilted ratchet model subjected to a multiplicative trichotomous noise."
  3. Application of Mathematics in Technical and Natural Sciences: 4th International Conference - AMiTaNS'12, Varna, Bulgaria, 11-16 June 2012. Presentation "Resonant Behavior of a Fractional Oscillator with Fluctuating Mass."
  4. Application of Mathematics in Technical and Natural Sciences: 3rd International Conference - AMiTaNS'11, Albena, Bulgaria, 20-25 June 2011. Presentation "Energy Transfer in Ratchets Driven by Additive Trichotomous Noise"
  5. International Scientific Conference "Changes in Global Economic Landscape - in Search For New Business Philosophy", Riga, Latvija, 28 - 29th April, 2011. Presentation "New Product Diffusion in Baltic States".
  6. 4th WSEAS International Conference on Mathematical Biology and Ecology (MABE'08), Acapulco, Mexico, January 25-27, 2008. Presentation "Double temperature-enhanced occupancy of metastable states in fluctuating bistable potentials" Photo
  7. 3rd WSEAS International Conference on Mathematical Biology and Ecology, Gold Coast, Queensland, Australia, January 17-19, 2007. Presentation "Noise- controlled relaxation oscillations in ratio- dependent predator-prey models"
  8. Marrakesh World Conference on Differential Equations and Applications, June, 15 - 20, 2006, Marocco, Marrakesh. Presentation "Coloured-noise-induced Hopf bifurcations in predator-prey communities". Abstract.
  9. 25th European Meeting of Statisticians, July, 24 - 28, 2005, Norway, University of Oslo. Presentation "Colored-noise-induced discontinuous transitions in ecosystems with Gompertz self-regulation". Abstract.
  10. 30th Conference on Stochastic Processes and their Applications, June 26 - July 1, 2005, USA, California, University of California, Santa Barbara. Presentation "Anomalous mobility of Brownian particles in a tilted symmetric sawtooth potential". Abstract.
  11. Computational and Mathematical Population Dynamics, June, 21- 25, 2004, Italy, Trento. Presentation "Colored-noise-induced discontinuous transitions in symbiotic ecosystems". (Joint Conference MPD 7- DeStoBio 3 Computational and Mathematical Population Dynamics" Trento, Italy, June 21-25, 2004. Abstracts.). Abstract
  12. Tartu Conference on Computational Statistics and Statistical Education. June 8, 1996.
  13. Tallinn Symposium on Neutrino Physics. October, 10-12, 1990. Lohusalu, Estonia.

PhD Thesis "The Influence of Environmental Fluctuations on the Dynamics of Non-Linear Systems" Tallinn University, 2006.

Master Thesis "Retarded Green's functions for wave equations in a weak gravitational field." Tallinn Pedagogical University, 2001.