Abstract: This paper presents a novel variable stiffness actuator (VSA) based on a cam-leaf spring mechanism, namely, CLSM-VSA. A sophisticatedly designed cam is used to regulate the transmission ...
Tim Smith has 20+ years of experience in the financial services industry, both as a writer and as a trader. Yarilet Perez is an experienced multimedia journalist and fact-checker with a Master of ...
This paper re-examines the relationship between population aging and economic growth. We confirm previous research such as Cutler, Poterba, Sheiner, and Summers (1990) and Acemoglu and Restrepo (2017) ...