Journal of Economics, Vol. 81, No. 2 (2004), pp. 155-192 (38 pages) This contribution is the first systematic attempt to develop a series of nonparametric, deterministic technologies and cost ...

Matrix inequalities and convex functions constitute a central theme in modern mathematical analysis, with far‐reaching implications across numerical analysis, optimisation, quantum information, and ...

Financial executive pay is a convex function of profits if recipients get a greater increment in pay when returns are high as opposed to moderate, compared with when returns are moderate as opposed to ...

Suppose that one observes pairs (x₁, Y₁), (x₂, Y₂),..., ($x_{n}$, $Y_{n}$), where $x_{1}\leq x_{2}\leq \cdots \leq x_{n}$ are fixed numbers, and Y₁, Y₂ ...