You can probably think of a time when you’ve used math to solve an everyday problem, such as calculating a tip at a restaurant or determining the square footage of a room. But what role does math play ...

Amber Lambke launched Maine Grains in the rural town of Skowhegan, Maine, a decade ago, aiming to help revitalize the local economy. Expanding the grain-milling business could have been easier if she ...

The term “net asset value,” or NAV, is so commonplace for anyone buying a mutual fund, investors hardly give it a second thought. It has a standard definition. The number is audited annually. There is ...

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