Using non-parametric technoligies to estimate returns to scale in the Iberian and international seaports
Pedro Carvalho and Rui Cunha Marques
Year of publication: |
2012
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Authors: | Carvalho, Pedro ; Marques, Rui Cunha |
Published in: |
International journal of shipping and transport logistics : IJSTL. - Genéve [u.a.] : Inderscience Enterprises, ISSN 1756-6517, ZDB-ID 25401221. - Vol. 4.2012, 3, p. 286-302
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