Vol. 3 No. 3 (2017)

View Vol. 3 No. 3 (2017)

DOI: https://doi.org/10.51599/is.2017.03.03

Published: 2017-09-01

Economic sciences

Economic efficiency and investment implementation in energy saving projects

Venelin Terziev, Svetoslava Enimaneva, Stefan Filipov

9-25
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Multidisciplinary

Standards and customer service: employees behavior towards customers

Venelin Terziev, Vanya Banabakova, Marin Georgiev

27-37
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Customer's profitability analyses and customer service policies

Venelin Terziev, Vanya Banabakova, Marin Georgiev

39-48
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