Sander Greenland, Mohammad Ali Mansournia, Douglas G Altman, Sparse data bias, BMJ: British Medical Journal, Vol. 352 (11 Apr 2016 - 17 Apr 2016) ...

The problem of selecting the best subset or subsets of independent variables in a multiple linear regression analysis is two-fold. The first, and most important problem is the development of criterion ...

The Appriss Retail research highlights that despite growing efforts by retailers to curb retail returns fraud through stricter returns policies, the problem remains prevalent.