Abstract: In this letter, a 2-D parameter-optimized spatial finite-difference temporal differential (SFDTD) method is presented, referred to as the PO-SFDTD method. First, the dispersion ...

There are many approaches to pricing. These include cost-based, going-rate, target profit, cost-plus, and break-even approaches. When you think about it, all of these approaches to pricing a product ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Investopedia / Dennis Madamba Rule 72(t) allows penalty-free withdrawals from individual ...

Michael Boyle is an experienced financial professional with more than 10 years working with financial planning, derivatives, equities, fixed income, project management, and analytics. Economic order ...