Christina Majaski writes and edits finance, credit cards, and travel content. She has 14+ years of experience with print and digital publications. Martin Barraud / Getty Images A level of optimal ...

Existing conditions for gainful trade under conditions of variable returns to scale are merely sufficient. Basing ourselves on the possible non-uniqueness of the production equilibrium under variable ...

This is a preview. Log in through your library . Abstract This article provides a theoretical framework related to Data Envelopment Analysis (DEA) in which an analytical relationship among eight ...