This study investigates the relationship between household utilization of food services and retailers and the healthfulness of purchases using data from the 2013 Food Acquisition and Purchase Survey. Overall, our findings suggest that the associations between food service or retailer utilization...

Risk parity, also known as equal risk contribution, has recently gained increasing attention as a portfolio allocation method. However, solving portfolio weights must resort to numerical methods as the analytic solution is not available. This study improves two existing iterative methods: the...