Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. Absolute and comparative advantage are economic concepts that help ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...

The cost of cancer treatment in the United States is increasing and has become a topic of national debate. 1 On average, US health care expenditures have grown more rapidly over the past three decades ...