This study develops a new use of data envelopment analysis for estimating a stochastic frontier cost function that is assumed to have two different error components ...

Corporations, as well as nonprofit organizations, use cost centers to keep track of expenses. A cost center is a unit within a larger system that is responsible for a particular set of activities that ...

1. If marginal product is decreasing, then average product must also be decreasing. 2. For a fixed-proportion technology, inputs cannot be substituted for each other in production. 3. The marginal ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...