Lisa Whitmore is a writer and editor with over 20 years of experience. She's held roles at publications such as Marie Claire, Glamour, CosmoGIRL, and more. William Truswell, MD, FACS, operates his own ...

Abstract: The problem of estimating zero-sequence parameters of a parallel transmission line from fault data is considered. This paper analytically demonstrates that the zero-sequence impedances of a ...

Abstract: A newly developed patch antenna, designated as the parallel-plate transmission line and L-plate feeding differentially driven H-slot patch antenna, is presented in this letter. The ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Somer G. Anderson is CPA, doctor of accounting, and an accounting and finance professor who ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Yarilet Perez is an experienced multimedia journalist and fact-checker with a Master of ...

Consumer theory examines how consumers allocate income and make purchasing decisions. All economic activity takes place within the context of limitations. Consumers, therefore, need to make trade-offs ...