Although nutrition contributes to welfare in and of itself, it also contributes to individual economic productivity, as well as national income growth. The argument that improving nutrition is an investment on par with other productivity-enhancing expenditures rather than simply a form of...

"We develop a new GMM-style methodology with good small-sample properties to assess the abnormal performance and risk exposure of a non-traded asset from a cross-section of cash flow data. We apply this method to a sample of 958 mature private equity funds spanning 24 years. Our methodology uses...