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Sam Lwiza

Name
Samwel Saimon Lwiza

Academic Rank

Department
Geography and Economics

Biography

Biography

Dr. Samwel S. Lwiza is a Lecturer in the Department of Geography and Economics at the Dar es Salaam University College of Education, University of Dar es Salaam. He holds a Ph.D. in Economics from Chandigarh University, India, an M.A. in Economics, and a B.A. in Economics from the University of Dar es Salaam. He teaches undergraduate and postgraduate courses in microeconomics, macroeconomics, international economics, and value-for-money evaluation. Dr. Lwiza has a strong research background with several publications in areas such as economics of education, energy economics, poverty, and household welfare. He has also participated in various consultancy projects covering economic development, energy transitions, impact evaluations, and environmental management.

Contacts

Email:

Email Address
samwel.lwiza@duce.ac.tz

Mob:

Research Interest

Research Interest
Economics of Education, Energy Economics, Natural Resources and Environment, Agricuture, and Labour Market

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Projects

Projects

Consultancy project: Final Evaluation of Rural Enterprise Support to Eliminate Child Labour in Tanzania. Client-Eliminating Child Labour in Tobacco Growing (ECLT) Foundation. February 2025 - to date. 

Publications

Publications

Lwiza, S., and V. Sharma. (2025). Does Ability Sorting Improve Efficiency of Low-performing Students? Evidence from PISA 2022 Survey. International Journal of Process Management and benchmarking. Vol. 20 No. 4 pp 538-558https://doi.org/10.1504/IJPMB.2025.147406

Lwiza, S., and M. Kauky. (2025). Understanding the Complementarity and Substitutability of Cooking fuels in Developing Countries: Evidence from 2020/21 Tanzania National Panel Survey. Tanzania Economic Review

Lwiza, S., and V. Sharma, (2025). Disentangling Individual Abilities from Family Characteristics: Efficiency Measurement in Public and Private Schools from Ethiopia, India and Vietnam" with Vipin Sharma.

Lwiza, S., and V. Sharma, (2022). Review on Education Efficiency in Relation to Equity, Quality and Inclusion: A Bibliometric Analysis. Journal of Institutional Research South East Asia, Vol. 20 No. 1, May/June, 2022.

Lwiza, S. (2019). The Association between Household Wealth and Nutritional Status of Preschool Children in Tanzania: Evidence from the 2012/13 National Panel Survey. Journal of Education, Humanities and Sciences, Vol. 8 No. 2, 2019: 34-54

Lokina, R., and S. Lwiza, (2018). Technical Efficiency in Agriculture and its Implications on Forest Conservation.  The Case Study of Kilosa District, Morogoro. Tanzania Economic Review, Vol. 8 Nos. 1&2, 2018: 65-84