Background: A hospital's operating theater service system is a large-scale, complicated system that must be carefully managed to offer the best possible results for its patients. Unlike other industries such as manufacturing and logistics, system dynamics (SD) methodologies are not extensively...

User-centric product visions -- Product strategy -- Objectives and key results (OKR) -- Product roadmaps -- Product discovery -- Validation of product ideas -- Product delivery -- Growth -- Product changes -- A/B testing in digital product management -- Becoming an outstanding product manager --...

Macroeconomic models of nominal exchange rates perform poorly. In sample, R2 statistics as high as 10 percent are rare. Out of sample, these models are typically out-forecast by a na‹ve random walk. This paper presents a model of a new kind. Instead of relying exclusively on macroeconomic...