David is a visionary executive with outstanding management skills. He approaches business challenges with the utmost professionalism and integrity.The statements set forth in this bulletin are for informational purposes only and do not create a contract between a student and Trinity University. San Diego. Charlotte. If you complete ACCT340 in the Fall of 2012, your spot in this course will be automatically reserved. Arbitrage is the simultaneous purchase and sale of the same asset in different markets in order to profit from a difference in its price. 3D printing, or additive manufacturing, is the construction of a three-dimensional object from a CAD model or a digital 3D model.