The world of microeconomics and business decision-making hinges upon a key concept: marginal cost. In the simplest terms, marginal cost represents the expense incurred to produce an additional unit of ...

What does “moment magnitude” mean, and how do scientists determine the strength of a rupture in the earth? By Henry Fountain Henry Fountain spent a quarter century covering science for The Times. He ...

Every thriving business relies on a robust return on investment (ROI) to help gauge whether its investments are yielding a profit. Although you as an individual investor possess shallower pockets than ...

Katharine Paljug is a financial writer and editor with over a decade of industry experience. Her writing has covered nearly every aspect of the financial world, from investing in forex to paying for ...

Home equity is the portion of a house that the homeowner holds outright — the difference between the house's value and the total amount they owe on the home. As their equity increases, homeowners can ...

Issuing stock boosts a company's cash but requires precise accounting for the shares. To determine stock issuance proceeds, multiply shares by price and subtract underwriter fees. Stock issuance ...