Named after economist Arthur Laffer, the Laffer curve is a concept you've likely heard in the news as it concerns taxes, tax ...

Happy tax day! Let's celebrate (or mourn) our civic duty to pay the government for stuff by sharing our favorite charts. The following pictures come from readers like you. If you think they stink, the ...

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 ...

A rational business's main goal is always to maximize profits. As complicated as business processes can be, the end goal always remains reaching the maximum profit. There are many ways a company has ...

Marginal revenue measures extra income from producing one more unit. Compare marginal revenue and cost to decide on production adjustments. Track marginal revenue changes to set optimal production and ...