Almost similar to quality management in common, Six-Sigma has penetrated most of the sectors of business world these days. Although Six-Sigma originated in industry, it has stirred a substantial amount of academic literature. This paper reviews the existing literature describing the trends,...

The S&P Indices Versus Active Funds (SPIVA) Scorecard reports performance comparisons corrected for survivorship bias, shows equal- and assetweighted peer averages, and provides measures of style consistency for actively managed U.S. equity, international equity, and fixed income mutual funds....

Data driven companies effectively use regression machine learning methods for making predictions in many sectors. Cloud-based Azure Machine Learning Studio (MLS) has a potential of expediting machine learning experiments by offering a convenient and powerful integrated development environment....

This article examines the issue of determining long-term sustained superior financial performance. We demonstrate that the technique of frontier analysis is a robust and theoretically consistent way to identify relative performance. We show how our approach, addresses the three critical issues...

We introduce the XPER (eXplainable PERformance) methodology to measure the specific contribution of the input features to the predictive or economic performance of a model. Our methodology offers several advantages. First, it is both model-agnostic and performance metric-agnostic. Second, XPER...

The Web has become a major laboratory of what consumers search, comment upon, and purchase in the real economy. This paper leverages a mash-up of online Google search and of social media (Twitter, Facebook, and others) to “nowcast” the relative product sales performance of telecoms companies...

Operational Excellence (OPEX) ist ein wesentlicher Treiber nachhaltiger Performance von Unternehmen. Bisher haben sich Wissenschaftler und Praktiker besonders auf OPEX in der Produktion konzentriert. Das Qualitätskontrolllabor (QK Labor) stellt in der pharmazeutischen Industrie jedoch einen...