Dr. A. Thayaparan

Research Interest:

• Technical Efficiency in Agriculture
• Labour Economics
• Economic Productivity and Development

List of Publications:

• D M H Hearth, A Thayaparan. (2024). Determinants of Technical Efficiency in Cow Milk Production in Kurunegala District: An Application of Data Envelopment Analysis.
• Sri Lanka Journal of Economic Research Vol 11, No .2, pp. 19-38 Sri Lanka Forum of University Economists (SLJER).
• Thayaparan A., Jayamanna S.M. (2024). Determinants of women participation and the wages in the agricultural sector in Anuradhapura district: Heckman selection model Approach. pp 36, 20th International Conference on Business Management (ICBM 2024), Faculty of Management Studies and Commerce University of Sri Jayewardenepura Sri Lanka.
• Herath D.M.H., Thayaparan. A. and Phillip P.M.G. (2023). Technical Efficiency and Its Determinants in Dairy Farmers in Kurunegala District: Stochastic Frontier Production Function. Vol 12, No.2, pp 104 – 118.Sri Lankan Journal of Business Economics, University of Sri Jayewardenepura, Sri Lanka.
• Koperunthevy Kalainathan, Aruppillai Thayaparan and Paulina Mery Godwin Phillip (2023). Determinants of Household Food Security in Northern Province, Sri Lanka. Vol 6, Issue. I, pp 1-16. Vavuniya Journal of Business Management, Faculty of Business Studies, University of Vavuniya, Sri Lanka.
• Ishara I.D.C., Thayaparan A. and Gunathilaka G.Y.N (2023). Adoption Decision and Intensity of Inorganic Fertilizer Usage Among Paddy Farmers in Kalutara: A Cragg’s Double Hurdle Model Approach. Vol 12, No.1, pp 25-42. Sri Lankan Journal of Business Economics, University of Sri Jayewardenepura, Sri Lanka.
• Perera, M.I.D. & Thayaparan, A. (2023). An Estimation of Technical Efficiency of Turmeric Production in Sri Lanka. Proceedings of the 12th International Conference on Management and Economics (ICME 2023), Faculty of Management and Finance, University of Ruhuna, Sri Lanka. August-2023, pp 131-144.
• Arupillai Thayaparan, R. Ushadhani and G.Y.N. Gunathilaka (2023). Crop Diversification and its Determinants among Vegetable Farmers in Kotagala, Nuwara Eliya District in Sri Lanka. Vol. 04, Issue 01, pp 1-25. Journal of Management, Social Sciences and Humanities, General Sir John Kotelawala, defense university.
• Aruppillai Thayaparan. (2022). Determinants of Crop Diversification Decision and Crop Intensity among Vegetable Farmers, Vavuniya Journal of Business Management, Vol 5 Issue. (I), PP 73 -89, Vavuniya Journal of Business Management, Faculty of Business Studies, University of Vavuniya.
• Thayaparan A. and Muhandiram M.M.N. (2022). Discriminant factors in the choices of tea plant cultivars among smallholders in Badulla district: multiple discriminant analysis, Sri Lankan Journal of Business Economics, 11 (I), PP. 74-93, Department of Business Economics, University of Sri Jayewardenepura.
• M.M.N.Muhandirama and A.Thayaparan. (2022). Factors associated with choice of tea cultivars in Badulla District of Sri Lanka. MENTOR, The Journal of Business Studies, 06(02). Faculty of Commerce and Management, Eastern University, Sri Lanka.
• M.S.N.Ransara and A.Thayaparan. (2022). Adoption of Intercropping Among Smallholder Rubber Farmers: Evidence from Kalutara District. 15th Annual Research Forum of Sri Lanka Agricultural Economics Association -2022.Uva Wellassa University of Sri Lanka (UWU).
• K.H.M. Madubashini and A. Thayaparan. (2022). Determinants of Labour Allocation Between Farm and Off – Farm Works in Hambantota District. 15th Annual Research Forum of Sri Lanka Agricultural Economics Association -2022.Uva Wellassa University of Sri Lanka (UWU).
• M.S. Selvarathnam, A.Thayaparan and G.Y.N. Gunathilaka (2022). Determinants of Residential Satisfaction Towards ‘Siri Sara Uyana’ Government Housing Complex in Colombo District. Sri Lanka Journal of Economics and Information Management, Volume 1, Issue 2, pp 47–61, Department of Economics and Statistics, Faculty of Social Sciences and Languages, Sabaragamuwa University of Sri Lanka, Belihuloya, Sri Lanka.
• D.M.C.M.K. Deegoda and A.Thayaparan. (2022). Labor Outmigration in Tea Plantation Sector: Evidence from Nuwara-Eliya District. 15th Annual Research Forum of Sri Lanka Agricultural Economics Association -2022.Uva Wellassa University of Sri Lanka (UWU).

• Best Research Award 2023 in the Department of Business Economics, University of Vavuniya.

• Committee Member of the Sports Advisory Board, Vavuniya Campus (2006–2007).
• Participated in a workshop on international policy studies, University Forum, 21–23 March 2012, Rajagiriya.
• Committee Member of the Vavuniya Campus Teachers’ Association (2005–present).
• Member of the Curriculum Committee, Vavuniya Campus, appointed in 2011.
• Participated in the programme on Econometric Modelling Using E-Views Software, 25–29 April 2011, held at the University of Jaffna.

• Workshop on Methods of Survey Research Data Analysis Using SPSS, Department of Demography, University of Colombo (20th, 22nd, 25th, and 26th October 2008).
• Programme on Econometric Modelling Using E-Views Software, 25–29 April 2011, conducted by Centre for Banking Studies, Central Bank of Sri Lanka, University of Jaffna.
• Short Course on Design and Analysis of Experiments, Postgraduate Institute of Agriculture, University of Peradeniya (28–30 April 2014).

• Chief Editor, Vavuniya Campus Annual Research Session (2010).
• Chief Editor, Journal of Science & Management, Vavuniya Campus (2011).
• Organizing Committee Member for Vavuniya Campus Annual Research Sessions (2010, 2011).
• Editorial Member, Vavuniya Campus Annual Research Proceedings Committee (2009, 2010).
• Senior Treasurer, Management and Accountancy Union (2007/2008).
• Reviewer of Abstracts for Economics Area, Vavuniya Campus Annual Research Session (2009).
• Web Committee Member, Department of Economics and Management (2012).
• Endowments Committee Member for Faculty of Business Studies (2013), handling gold medals and endowments.