Tuskegee University

The Performance of Sector ETFs at Long Horizons

This study evaluates the performance of 528 sector exchange-traded funds (ETFs) relative to T-bills and the broad stock market from 2001 to 2022. Mean annual returns for sector ETFs range from 5.83% in the utilities sector to 12.01% in the technology sector, compared with an aver...

Reevaluating the Efficacy of Buckwheat (Fagopyrum esculentum) in Improving the Solubility of a Low-Reactive Phosphate Rock

Low-reactivephosphate rocks are generally ineffective for direct agricultural application because of their limited ability to release phosphorus (P) for plant uptake. A greenhouse experiment evaluated the potential of buckwheat (Fagopyrum esculentum) to solubilize P from PR from...

Cultivating AI literacy among high school students through generative AI as a collaborative partner

Despite growing emphasis on AI literacy education, empirical research examining how secondary students engage with and apply AI concepts in authentic project-based learning environments remains limited, particularly among students from historically underserved communities. This m...

The spatial distribution of alternative financial service providers in Alabama: a multi-scale analysis

Alabama is a high-poverty state with permissive small-dollar credit regulation and one of the largest licenced alternative financial service provider (AFSP) markets in the United States. Using Alabama State Banking Department licencing data for 2011, 2014, 2015, 2016, and 2020, w...