This paper examines the development pattern of the DEA (Data Envelopment Analysis) research field using Social Network Analysis. Nine stylized facts are verified: it is shown that the distribution of research performance is highly skewed, satisfying a power law, and that collaborative research...

In a highly competitive environment a product's commercial success depends increasingly more upon the ability to satisfy consumers' preferences that are highly diversified. Since a consumer product typically comprises a host of technological attributes, its market value incorporates all of the...