A DEA-based stochastic frontier estimation framework is presented to evaluate contextual variables affecting productivity that allows for both one-sided inefficiency deviations as well as two-sided ...

I hope you’ve found some use out of last week’s Android customization post, certainly, being able to fall to sleep to your favorite music is a great thing. This week we give in, just a little bit, to ...

Q. How does the Scenario Manager in Excel work? A. Microsoft Excel’s Scenario Manager is a powerful tool for making informed financial decisions. It allows users to create and manage multiple data ...

HIV transmission models have become very complex. The behavior of some of these models may only be explored by uncertainty and sensitivity analyses, because the structural complexity of the model are ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Charlene Rhinehart is a CPA , CFE, chair of an Illinois CPA Society committee, ...