Isaac Newton was not known for his generosity of spirit, and his disdain for his rivals was legendary. But in one letter to his competitor Gottfried Leibniz, now known as the Epistola Posterior, ...

1 School of Economics and Business Administration, Chongqing University, Chongqing, China 2 Gustavson School of Business, University of Victoria, Victoria, BC, Canada Introduction: High-Deductible ...