Researchers at Washington State University have developed a new  forecasting model that helps companies more accurately estimate how many customers are interested in a product—even when key data is missing. Published in the journal Production and Operations Management, the study introduces a mathematical modeling method that enables businesses to estimate customer interest beyond just completed transactions and traditional forecasting techniques. The approach offers a more precise way to understand demand, optimize operations and improve decision-making.

A new study suggests that perceived stress and depression factor into the relationship between insomnia and hazardous drinking – perhaps not a surprise. But because the relationship between insomnia and heavy drinking goes in both directions, the influence of stress or depression depends on which condition came first, the analysis found.

New research from the University of Waterloo suggests increasing the ratio of dietary potassium to sodium intake may be more effective for lowering blood pressure than simply reducing sodium intake.